npm: Upgrade to 1.1.56

104 files changed, 152 insertions, 111 deletions

diff --git a/deps/npm/doc/cli/config.md b/deps/npm/doc/cli/config.md
index feac9b35b..cdfc61e2d 100644
--- a/deps/npm/doc/cli/config.md
+++ b/deps/npm/doc/cli/config.md
@@ -550,6 +550,15 @@ The url to report npat test results.
 A node module to `require()` when npm loads.  Useful for programmatic
 usage.
 
+### optional
+
+* Default: true
+* Type: Boolean
+
+Attempt to install packages in the `optionalDependencies` hash.  Note
+that if these packages fail to install, the overall installation
+process is not aborted.
+
 ### parseable
 
 * Default: false
diff --git a/deps/npm/html/api/bin.html b/deps/npm/html/api/bin.html
index 8aa2d9572..20c31ad82 100644
--- a/deps/npm/html/api/bin.html
+++ b/deps/npm/html/api/bin.html
@@ -19,7 +19,7 @@
 <p>This function should not be used programmatically.  Instead, just refer
 to the <code>npm.bin</code> member.</p>
 </div>
-<p id="footer">bin &mdash; npm@1.1.55</p>
+<p id="footer">bin &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/bugs.html b/deps/npm/html/api/bugs.html
index 219b8034e..2e2ca1172 100644
--- a/deps/npm/html/api/bugs.html
+++ b/deps/npm/html/api/bugs.html
@@ -25,7 +25,7 @@ optional version number.</p>
 <p>This command will launch a browser, so this command may not be the most
 friendly for programmatic use.</p>
 </div>
-<p id="footer">bugs &mdash; npm@1.1.55</p>
+<p id="footer">bugs &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/commands.html b/deps/npm/html/api/commands.html
index 43af61fb4..49de1adad 100644
--- a/deps/npm/html/api/commands.html
+++ b/deps/npm/html/api/commands.html
@@ -28,7 +28,7 @@ usage, or <code>man 3 npm-&lt;command&gt;</code> for programmatic usage.</p>
 
 <ul><li><a href="../doc/index.html">index(1)</a></li></ul>
 </div>
-<p id="footer">commands &mdash; npm@1.1.55</p>
+<p id="footer">commands &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/config.html b/deps/npm/html/api/config.html
index b7fe10b48..1face7af5 100644
--- a/deps/npm/html/api/config.html
+++ b/deps/npm/html/api/config.html
@@ -33,7 +33,7 @@ functions instead.</p>
 
 <ul><li><a href="../api/npm.html">npm(3)</a></li></ul>
 </div>
-<p id="footer">config &mdash; npm@1.1.55</p>
+<p id="footer">config &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/deprecate.html b/deps/npm/html/api/deprecate.html
index 7e72b887c..915aa4971 100644
--- a/deps/npm/html/api/deprecate.html
+++ b/deps/npm/html/api/deprecate.html
@@ -30,7 +30,7 @@ install the package.</p></li></ul>
 
 <ul><li><a href="../api/publish.html">publish(3)</a></li><li><a href="../api/unpublish.html">unpublish(3)</a></li><li><a href="../doc/registry.html">registry(1)</a></li></ul>
 </div>
-<p id="footer">deprecate &mdash; npm@1.1.55</p>
+<p id="footer">deprecate &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/docs.html b/deps/npm/html/api/docs.html
index f86ed17ba..4a1b391b0 100644
--- a/deps/npm/html/api/docs.html
+++ b/deps/npm/html/api/docs.html
@@ -25,7 +25,7 @@ optional version number.</p>
 <p>This command will launch a browser, so this command may not be the most
 friendly for programmatic use.</p>
 </div>
-<p id="footer">docs &mdash; npm@1.1.55</p>
+<p id="footer">docs &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/edit.html b/deps/npm/html/api/edit.html
index a3fc44cba..e969740af 100644
--- a/deps/npm/html/api/edit.html
+++ b/deps/npm/html/api/edit.html
@@ -30,7 +30,7 @@ to open. The package can optionally have a version number attached.</p>
 <p>Since this command opens an editor in a new process, be careful about where
 and how this is used.</p>
 </div>
-<p id="footer">edit &mdash; npm@1.1.55</p>
+<p id="footer">edit &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/explore.html b/deps/npm/html/api/explore.html
index cdcef3884..f68a763fa 100644
--- a/deps/npm/html/api/explore.html
+++ b/deps/npm/html/api/explore.html
@@ -24,7 +24,7 @@ sure to use <code>npm rebuild &lt;pkg&gt;</code> if you make any changes.</p>
 
 <p>The first element in the &#39;args&#39; parameter must be a package name.  After that is the optional command, which can be any number of strings. All of the strings will be combined into one, space-delimited command.</p>
 </div>
-<p id="footer">explore &mdash; npm@1.1.55</p>
+<p id="footer">explore &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/help-search.html b/deps/npm/html/api/help-search.html
index 1bc95b56c..6c9fb20a9 100644
--- a/deps/npm/html/api/help-search.html
+++ b/deps/npm/html/api/help-search.html
@@ -32,7 +32,7 @@ Name of the file that matched</li></ul>
 
 <p>The silent parameter is not neccessary not used, but it may in the future.</p>
 </div>
-<p id="footer">help-search &mdash; npm@1.1.55</p>
+<p id="footer">help-search &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/init.html b/deps/npm/html/api/init.html
index eaf4cd350..babc5d476 100644
--- a/deps/npm/html/api/init.html
+++ b/deps/npm/html/api/init.html
@@ -35,7 +35,7 @@ then go ahead and use this programmatically.</p>
 
 <p><a href="../doc/json.html">json(1)</a></p>
 </div>
-<p id="footer">init &mdash; npm@1.1.55</p>
+<p id="footer">init &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/install.html b/deps/npm/html/api/install.html
index 48af7a17d..bf65f8976 100644
--- a/deps/npm/html/api/install.html
+++ b/deps/npm/html/api/install.html
@@ -25,7 +25,7 @@ the name of a package to be installed.</p>
 <p>Finally, &#39;callback&#39; is a function that will be called when all packages have been
 installed or when an error has been encountered.</p>
 </div>
-<p id="footer">install &mdash; npm@1.1.55</p>
+<p id="footer">install &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/link.html b/deps/npm/html/api/link.html
index 440491a4f..682adc8a0 100644
--- a/deps/npm/html/api/link.html
+++ b/deps/npm/html/api/link.html
@@ -39,7 +39,7 @@ npm.commands.link(&#39;redis&#39;, cb)  # link-install the package</code></pre>
 <p>Now, any changes to the redis package will be reflected in
 the package in the current working directory</p>
 </div>
-<p id="footer">link &mdash; npm@1.1.55</p>
+<p id="footer">link &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/load.html b/deps/npm/html/api/load.html
index ca6355128..b154e991c 100644
--- a/deps/npm/html/api/load.html
+++ b/deps/npm/html/api/load.html
@@ -32,7 +32,7 @@ config object.</p>
 
 <p>For a list of all the available command-line configs, see <code>npm help config</code></p>
 </div>
-<p id="footer">load &mdash; npm@1.1.55</p>
+<p id="footer">load &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/ls.html b/deps/npm/html/api/ls.html
index 38fc4e16f..44eae96f4 100644
--- a/deps/npm/html/api/ls.html
+++ b/deps/npm/html/api/ls.html
@@ -59,7 +59,7 @@ project.</p>
 This means that if a submodule a same dependency as a parent module, then the
 dependency will only be output once.</p>
 </div>
-<p id="footer">ls &mdash; npm@1.1.55</p>
+<p id="footer">ls &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/npm.html b/deps/npm/html/api/npm.html
index 57e29b601..02b25bece 100644
--- a/deps/npm/html/api/npm.html
+++ b/deps/npm/html/api/npm.html
@@ -24,7 +24,7 @@ npm.load(configObject, function (er, npm) {
 
 <h2 id="VERSION">VERSION</h2>
 
-<p>1.1.55</p>
+<p>1.1.56</p>
 
 <h2 id="DESCRIPTION">DESCRIPTION</h2>
 
@@ -91,7 +91,7 @@ method names.  Use the <code>npm.deref</code> method to find the real name.</p>
 
 <pre><code>var cmd = npm.deref(&quot;unp&quot;) // cmd === &quot;unpublish&quot;</code></pre>
 </div>
-<p id="footer">npm &mdash; npm@1.1.55</p>
+<p id="footer">npm &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/outdated.html b/deps/npm/html/api/outdated.html
index 8e17b4082..7fa284f25 100644
--- a/deps/npm/html/api/outdated.html
+++ b/deps/npm/html/api/outdated.html
@@ -19,7 +19,7 @@ currently outdated.</p>
 
 <p>If the &#39;packages&#39; parameter is left out, npm will check all packages.</p>
 </div>
-<p id="footer">outdated &mdash; npm@1.1.55</p>
+<p id="footer">outdated &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/owner.html b/deps/npm/html/api/owner.html
index 1a1b366cd..45a5c3c6b 100644
--- a/deps/npm/html/api/owner.html
+++ b/deps/npm/html/api/owner.html
@@ -34,7 +34,7 @@ that is not implemented at this time.</p>
 
 <ul><li><a href="../api/publish.html">publish(3)</a></li><li><a href="../doc/registry.html">registry(1)</a></li></ul>
 </div>
-<p id="footer">owner &mdash; npm@1.1.55</p>
+<p id="footer">owner &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/pack.html b/deps/npm/html/api/pack.html
index bdc713f21..2f5cac224 100644
--- a/deps/npm/html/api/pack.html
+++ b/deps/npm/html/api/pack.html
@@ -25,7 +25,7 @@ overwritten the second time.</p>
 
 <p>If no arguments are supplied, then npm packs the current package folder.</p>
 </div>
-<p id="footer">pack &mdash; npm@1.1.55</p>
+<p id="footer">pack &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/prefix.html b/deps/npm/html/api/prefix.html
index a9324dc42..8d20f212e 100644
--- a/deps/npm/html/api/prefix.html
+++ b/deps/npm/html/api/prefix.html
@@ -21,7 +21,7 @@
 
 <p>This function is not useful programmatically</p>
 </div>
-<p id="footer">prefix &mdash; npm@1.1.55</p>
+<p id="footer">prefix &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/prune.html b/deps/npm/html/api/prune.html
index a81dd4997..5d5a108df 100644
--- a/deps/npm/html/api/prune.html
+++ b/deps/npm/html/api/prune.html
@@ -23,7 +23,7 @@
 <p>Extraneous packages are packages that are not listed on the parent
 package&#39;s dependencies list.</p>
 </div>
-<p id="footer">prune &mdash; npm@1.1.55</p>
+<p id="footer">prune &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/publish.html b/deps/npm/html/api/publish.html
index 6df771b9c..350681c09 100644
--- a/deps/npm/html/api/publish.html
+++ b/deps/npm/html/api/publish.html
@@ -32,7 +32,7 @@ the registry.  Overwrites when the &quot;force&quot; environment variable is set
 
 <ul><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li><li><a href="../api/owner.html">owner(3)</a></li></ul>
 </div>
-<p id="footer">publish &mdash; npm@1.1.55</p>
+<p id="footer">publish &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/rebuild.html b/deps/npm/html/api/rebuild.html
index 664afdce0..e7763c05c 100644
--- a/deps/npm/html/api/rebuild.html
+++ b/deps/npm/html/api/rebuild.html
@@ -22,7 +22,7 @@ the new binary. If no &#39;packages&#39; parameter is specify, every package wil
 
 <p>See <code>npm help build</code></p>
 </div>
-<p id="footer">rebuild &mdash; npm@1.1.55</p>
+<p id="footer">rebuild &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/restart.html b/deps/npm/html/api/restart.html
index 3222a4512..4aba72fc1 100644
--- a/deps/npm/html/api/restart.html
+++ b/deps/npm/html/api/restart.html
@@ -27,7 +27,7 @@ in the <code>packages</code> parameter.</p>
 
 <ul><li><a href="../api/start.html">start(3)</a></li><li><a href="../api/stop.html">stop(3)</a></li></ul>
 </div>
-<p id="footer">restart &mdash; npm@1.1.55</p>
+<p id="footer">restart &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/root.html b/deps/npm/html/api/root.html
index fe58151dc..40dfe7dae 100644
--- a/deps/npm/html/api/root.html
+++ b/deps/npm/html/api/root.html
@@ -21,7 +21,7 @@
 
 <p>This function is not useful programmatically.</p>
 </div>
-<p id="footer">root &mdash; npm@1.1.55</p>
+<p id="footer">root &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/run-script.html b/deps/npm/html/api/run-script.html
index f1026bc06..9dd5c047c 100644
--- a/deps/npm/html/api/run-script.html
+++ b/deps/npm/html/api/run-script.html
@@ -29,7 +29,7 @@ assumed to be the command to run. All other elements are ignored.</p>
 
 <ul><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../api/test.html">test(3)</a></li><li><a href="../api/start.html">start(3)</a></li><li><a href="../api/restart.html">restart(3)</a></li><li><a href="../api/stop.html">stop(3)</a></li></ul>
 </div>
-<p id="footer">run-script &mdash; npm@1.1.55</p>
+<p id="footer">run-script &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/search.html b/deps/npm/html/api/search.html
index 59c1ebae5..35087d970 100644
--- a/deps/npm/html/api/search.html
+++ b/deps/npm/html/api/search.html
@@ -32,7 +32,7 @@ excluded term (the &quot;searchexclude&quot; config). The search is case insensi
 and doesn&#39;t try to read your mind (it doesn&#39;t do any verb tense matching or the
 like).</p>
 </div>
-<p id="footer">search &mdash; npm@1.1.55</p>
+<p id="footer">search &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/shrinkwrap.html b/deps/npm/html/api/shrinkwrap.html
index 4a010ebc4..6c6347b61 100644
--- a/deps/npm/html/api/shrinkwrap.html
+++ b/deps/npm/html/api/shrinkwrap.html
@@ -26,7 +26,7 @@ but the shrinkwrap file will still be written.</p>
 <p>Finally, &#39;callback&#39; is a function that will be called when the shrinkwrap has
 been saved.</p>
 </div>
-<p id="footer">shrinkwrap &mdash; npm@1.1.55</p>
+<p id="footer">shrinkwrap &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/start.html b/deps/npm/html/api/start.html
index d8b383706..2c8333e1b 100644
--- a/deps/npm/html/api/start.html
+++ b/deps/npm/html/api/start.html
@@ -19,7 +19,7 @@
 <p>npm can run tests on multiple packages. Just specify multiple packages
 in the <code>packages</code> parameter.</p>
 </div>
-<p id="footer">start &mdash; npm@1.1.55</p>
+<p id="footer">start &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/stop.html b/deps/npm/html/api/stop.html
index bad5cc70a..26c181e45 100644
--- a/deps/npm/html/api/stop.html
+++ b/deps/npm/html/api/stop.html
@@ -19,7 +19,7 @@
 <p>npm can run stop on multiple packages. Just specify multiple packages
 in the <code>packages</code> parameter.</p>
 </div>
-<p id="footer">stop &mdash; npm@1.1.55</p>
+<p id="footer">stop &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/submodule.html b/deps/npm/html/api/submodule.html
index b19872f8a..b3fea034f 100644
--- a/deps/npm/html/api/submodule.html
+++ b/deps/npm/html/api/submodule.html
@@ -33,7 +33,7 @@ dependencies into the submodule folder.</p>
 
 <ul><li>npm help json</li><li>git help submodule</li></ul>
 </div>
-<p id="footer">submodule &mdash; npm@1.1.55</p>
+<p id="footer">submodule &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/tag.html b/deps/npm/html/api/tag.html
index 4c7e48b7c..fc5aad3f3 100644
--- a/deps/npm/html/api/tag.html
+++ b/deps/npm/html/api/tag.html
@@ -29,7 +29,7 @@ parameter is missing or falsey (empty), the default froom the config will be
 used. For more information about how to set this config, check
 <code>man 3 npm-config</code> for programmatic usage or <code>man npm-config</code> for cli usage.</p>
 </div>
-<p id="footer">tag &mdash; npm@1.1.55</p>
+<p id="footer">tag &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/test.html b/deps/npm/html/api/test.html
index 47257521e..09e1fe8d1 100644
--- a/deps/npm/html/api/test.html
+++ b/deps/npm/html/api/test.html
@@ -22,7 +22,7 @@ true.</p>
 <p>npm can run tests on multiple packages. Just specify multiple packages
 in the <code>packages</code> parameter.</p>
 </div>
-<p id="footer">test &mdash; npm@1.1.55</p>
+<p id="footer">test &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/uninstall.html b/deps/npm/html/api/uninstall.html
index 7ebf4d20a..b2b477593 100644
--- a/deps/npm/html/api/uninstall.html
+++ b/deps/npm/html/api/uninstall.html
@@ -22,7 +22,7 @@ the name of a package to be uninstalled.</p>
 <p>Finally, &#39;callback&#39; is a function that will be called when all packages have been
 uninstalled or when an error has been encountered.</p>
 </div>
-<p id="footer">uninstall &mdash; npm@1.1.55</p>
+<p id="footer">uninstall &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/unpublish.html b/deps/npm/html/api/unpublish.html
index 071d3bdca..00cad0159 100644
--- a/deps/npm/html/api/unpublish.html
+++ b/deps/npm/html/api/unpublish.html
@@ -26,7 +26,7 @@ is what is meant.</p>
 <p>If no version is specified, or if all versions are removed then
 the root package entry is removed from the registry entirely.</p>
 </div>
-<p id="footer">unpublish &mdash; npm@1.1.55</p>
+<p id="footer">unpublish &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/update.html b/deps/npm/html/api/update.html
index 34badda33..f944de580 100644
--- a/deps/npm/html/api/update.html
+++ b/deps/npm/html/api/update.html
@@ -18,7 +18,7 @@
 
 <p>The &#39;packages&#39; argument is an array of packages to update. The &#39;callback&#39; parameter will be called when done or when an error occurs.</p>
 </div>
-<p id="footer">update &mdash; npm@1.1.55</p>
+<p id="footer">update &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/version.html b/deps/npm/html/api/version.html
index ba51d9154..826a3a1b2 100644
--- a/deps/npm/html/api/version.html
+++ b/deps/npm/html/api/version.html
@@ -24,7 +24,7 @@ fail if the repo is not clean.</p>
 parameter. The difference, however, is this function will fail if it does
 not have exactly one element. The only element should be a version number.</p>
 </div>
-<p id="footer">version &mdash; npm@1.1.55</p>
+<p id="footer">version &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/view.html b/deps/npm/html/api/view.html
index 87249b019..5eeb643fa 100644
--- a/deps/npm/html/api/view.html
+++ b/deps/npm/html/api/view.html
@@ -99,7 +99,7 @@ the field name.</p>
 
 <p>corresponding to the list of fields selected.</p>
 </div>
-<p id="footer">view &mdash; npm@1.1.55</p>
+<p id="footer">view &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/api/whoami.html b/deps/npm/html/api/whoami.html
index 22ba01249..7be87f6a2 100644
--- a/deps/npm/html/api/whoami.html
+++ b/deps/npm/html/api/whoami.html
@@ -21,7 +21,7 @@
 
 <p>This function is not useful programmatically</p>
 </div>
-<p id="footer">whoami &mdash; npm@1.1.55</p>
+<p id="footer">whoami &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/README.html b/deps/npm/html/doc/README.html
index 48744c98d..09b0f29dd 100644
--- a/deps/npm/html/doc/README.html
+++ b/deps/npm/html/doc/README.html
@@ -240,7 +240,7 @@ will no doubt tell you to put the output in a gist or email.</p>
 
 <ul><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/help.html">help(1)</a></li><li><a href="../doc/index.html">index(1)</a></li></ul>
 </div>
-<p id="footer"><a href="../doc/README.html">README</a> &mdash; npm@1.1.55</p>
+<p id="footer"><a href="../doc/README.html">README</a> &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/adduser.html b/deps/npm/html/doc/adduser.html
index f75c5f0c2..d30b692b5 100644
--- a/deps/npm/html/doc/adduser.html
+++ b/deps/npm/html/doc/adduser.html
@@ -39,7 +39,7 @@ authorize on a new machine.</p>
 
 <ul><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/owner.html">owner(1)</a></li><li><a href="../doc/whoami.html">whoami(1)</a></li></ul>
 </div>
-<p id="footer">adduser &mdash; npm@1.1.55</p>
+<p id="footer">adduser &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/bin.html b/deps/npm/html/doc/bin.html
index e91336714..de82da61a 100644
--- a/deps/npm/html/doc/bin.html
+++ b/deps/npm/html/doc/bin.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/prefix.html">prefix(1)</a></li><li><a href="../doc/root.html">root(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">bin &mdash; npm@1.1.55</p>
+<p id="footer">bin &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/bugs.html b/deps/npm/html/doc/bugs.html
index 337913de3..5031d9210 100644
--- a/deps/npm/html/doc/bugs.html
+++ b/deps/npm/html/doc/bugs.html
@@ -36,7 +36,7 @@ config param.</p>
 
 <ul><li><a href="../doc/docs.html">docs(1)</a></li><li><a href="../doc/view.html">view(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/json.html">json(1)</a></li></ul>
 </div>
-<p id="footer">bugs &mdash; npm@1.1.55</p>
+<p id="footer">bugs &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/build.html b/deps/npm/html/doc/build.html
index 79b481d9b..79fdd5d10 100644
--- a/deps/npm/html/doc/build.html
+++ b/deps/npm/html/doc/build.html
@@ -25,7 +25,7 @@ A folder containing a <code>package.json</code> file in its root.</li></ul>
 
 <ul><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/link.html">link(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/json.html">json(1)</a></li></ul>
 </div>
-<p id="footer">build &mdash; npm@1.1.55</p>
+<p id="footer">build &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/bundle.html b/deps/npm/html/doc/bundle.html
index eb0767e23..46de0a9a8 100644
--- a/deps/npm/html/doc/bundle.html
+++ b/deps/npm/html/doc/bundle.html
@@ -20,7 +20,7 @@ install packages into the local space.</p>
 
 <ul><li><a href="../doc/install.html">install(1)</a></li></ul>
 </div>
-<p id="footer">bundle &mdash; npm@1.1.55</p>
+<p id="footer">bundle &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/cache.html b/deps/npm/html/doc/cache.html
index 69225b4f3..02d8e7943 100644
--- a/deps/npm/html/doc/cache.html
+++ b/deps/npm/html/doc/cache.html
@@ -66,7 +66,7 @@ they do not make an HTTP request to the registry.</p>
 
 <ul><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/pack.html">pack(1)</a></li></ul>
 </div>
-<p id="footer">cache &mdash; npm@1.1.55</p>
+<p id="footer">cache &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/changelog.html b/deps/npm/html/doc/changelog.html
index a30435188..62a15620a 100644
--- a/deps/npm/html/doc/changelog.html
+++ b/deps/npm/html/doc/changelog.html
@@ -65,7 +65,7 @@
 
 <ul><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li></ul>
 </div>
-<p id="footer">changelog &mdash; npm@1.1.55</p>
+<p id="footer">changelog &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/coding-style.html b/deps/npm/html/doc/coding-style.html
index 00d848504..83a95eef9 100644
--- a/deps/npm/html/doc/coding-style.html
+++ b/deps/npm/html/doc/coding-style.html
@@ -180,7 +180,7 @@ set to anything.&quot;</p>
 
 <ul><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/npm.html">npm(1)</a></li></ul>
 </div>
-<p id="footer">coding-style &mdash; npm@1.1.55</p>
+<p id="footer">coding-style &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/completion.html b/deps/npm/html/doc/completion.html
index 3b06ec7d0..3256e104c 100644
--- a/deps/npm/html/doc/completion.html
+++ b/deps/npm/html/doc/completion.html
@@ -33,7 +33,7 @@ completions based on the arguments.</p>
 
 <ul><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/npm.html">npm(1)</a></li></ul>
 </div>
-<p id="footer">completion &mdash; npm@1.1.55</p>
+<p id="footer">completion &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/config.html b/deps/npm/html/doc/config.html
index d7410da18..d18404c3c 100644
--- a/deps/npm/html/doc/config.html
+++ b/deps/npm/html/doc/config.html
@@ -484,6 +484,14 @@ colored output if it is a TTY.</p>
 <p>A node module to <code>require()</code> when npm loads.  Useful for programmatic
 usage.</p>
 
+<h3 id="optional">optional</h3>
+
+<ul><li>Default: true</li><li>Type: Boolean</li></ul>
+
+<p>Attempt to install packages in the <code>optionalDependencies</code> hash.  Note
+that if these packages fail to install, the overall installation
+process is not aborted.</p>
+
 <h3 id="parseable">parseable</h3>
 
 <ul><li>Default: false</li><li>Type: Boolean</li></ul>
@@ -748,7 +756,7 @@ then answer &quot;no&quot; to any prompt.</p>
 
 <ul><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/npm.html">npm(1)</a></li></ul>
 </div>
-<p id="footer">config &mdash; npm@1.1.55</p>
+<p id="footer">config &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/dedupe.html b/deps/npm/html/doc/dedupe.html
index f549081e4..4bc30a94c 100644
--- a/deps/npm/html/doc/dedupe.html
+++ b/deps/npm/html/doc/dedupe.html
@@ -57,7 +57,7 @@ registry.</p>
 
 <ul><li><a href="../doc/ls.html">ls(1)</a></li><li><a href="../doc/update.html">update(1)</a></li><li><a href="../doc/install.html">install(1)</a></li></ul>
 </div>
-<p id="footer">dedupe &mdash; npm@1.1.55</p>
+<p id="footer">dedupe &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/deprecate.html b/deps/npm/html/doc/deprecate.html
index b21e768a5..8005e2cd6 100644
--- a/deps/npm/html/doc/deprecate.html
+++ b/deps/npm/html/doc/deprecate.html
@@ -29,7 +29,7 @@ something like this:</p>
 
 <ul><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li></ul>
 </div>
-<p id="footer">deprecate &mdash; npm@1.1.55</p>
+<p id="footer">deprecate &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/developers.html b/deps/npm/html/doc/developers.html
index dfebc19f9..4d3c1f37c 100644
--- a/deps/npm/html/doc/developers.html
+++ b/deps/npm/html/doc/developers.html
@@ -160,7 +160,7 @@ from a fresh checkout.</p>
 
 <ul><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/init.html">init(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li></ul>
 </div>
-<p id="footer">developers &mdash; npm@1.1.55</p>
+<p id="footer">developers &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/disputes.html b/deps/npm/html/doc/disputes.html
index ffd47c6cd..d4ee5acc9 100644
--- a/deps/npm/html/doc/disputes.html
+++ b/deps/npm/html/doc/disputes.html
@@ -80,7 +80,7 @@ license statement)</li><li>Illegal content.</li></ol>
 
 <ul><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/owner.html">owner(1)</a></li></ul>
 </div>
-<p id="footer">disputes &mdash; npm@1.1.55</p>
+<p id="footer">disputes &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/docs.html b/deps/npm/html/doc/docs.html
index c02c1bd4a..8026fff13 100644
--- a/deps/npm/html/doc/docs.html
+++ b/deps/npm/html/doc/docs.html
@@ -37,7 +37,7 @@ config param.</p>
 
 <ul><li><a href="../doc/view.html">view(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/json.html">json(1)</a></li></ul>
 </div>
-<p id="footer">docs &mdash; npm@1.1.55</p>
+<p id="footer">docs &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/edit.html b/deps/npm/html/doc/edit.html
index 5f2ec47c0..37690fb45 100644
--- a/deps/npm/html/doc/edit.html
+++ b/deps/npm/html/doc/edit.html
@@ -37,7 +37,7 @@ or <code>&quot;notepad&quot;</code> on Windows.</li><li>Type: path</li></ul>
 
 <ul><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/explore.html">explore(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">edit &mdash; npm@1.1.55</p>
+<p id="footer">edit &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/explore.html b/deps/npm/html/doc/explore.html
index 9bac57cf1..601c981c3 100644
--- a/deps/npm/html/doc/explore.html
+++ b/deps/npm/html/doc/explore.html
@@ -40,7 +40,7 @@ Windows</li><li>Type: path</li></ul>
 
 <ul><li><a href="../doc/submodule.html">submodule(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/edit.html">edit(1)</a></li><li><a href="../doc/rebuild.html">rebuild(1)</a></li><li><a href="../doc/build.html">build(1)</a></li><li><a href="../doc/install.html">install(1)</a></li></ul>
 </div>
-<p id="footer">explore &mdash; npm@1.1.55</p>
+<p id="footer">explore &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/faq.html b/deps/npm/html/doc/faq.html
index 9a0063ede..fa43f4b37 100644
--- a/deps/npm/html/doc/faq.html
+++ b/deps/npm/html/doc/faq.html
@@ -241,7 +241,7 @@ We&#39;ll have someone kick it or something.</p>
 
 <ul><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li></ul>
 </div>
-<p id="footer">faq &mdash; npm@1.1.55</p>
+<p id="footer">faq &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/folders.html b/deps/npm/html/doc/folders.html
index fd929805e..a1df454dc 100644
--- a/deps/npm/html/doc/folders.html
+++ b/deps/npm/html/doc/folders.html
@@ -205,7 +205,7 @@ cannot be found elsewhere.  See <code><a href="../doc/json.html">json(1)</a></co
 
 <ul><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/pack.html">pack(1)</a></li><li><a href="../doc/cache.html">cache(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li></ul>
 </div>
-<p id="footer">folders &mdash; npm@1.1.55</p>
+<p id="footer">folders &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/help-search.html b/deps/npm/html/doc/help-search.html
index bfd5d3a39..db26a1201 100644
--- a/deps/npm/html/doc/help-search.html
+++ b/deps/npm/html/doc/help-search.html
@@ -38,7 +38,7 @@ where the terms were found in the documentation.</p>
 
 <ul><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/help.html">help(1)</a></li></ul>
 </div>
-<p id="footer">help-search &mdash; npm@1.1.55</p>
+<p id="footer">help-search &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/help.html b/deps/npm/html/doc/help.html
index dec4a9f1c..92523cbd6 100644
--- a/deps/npm/html/doc/help.html
+++ b/deps/npm/html/doc/help.html
@@ -36,7 +36,7 @@ matches are equivalent to specifying a topic name.</p>
 
 <ul><li><a href="../doc/npm.html">npm(1)</a></li><li><a href="../doc/README.html">README</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/help-search.html">help-search(1)</a></li><li><a href="../doc/index.html">index(1)</a></li></ul>
 </div>
-<p id="footer">help &mdash; npm@1.1.55</p>
+<p id="footer">help &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/index.html b/deps/npm/html/doc/index.html
index 2ceb2b6a0..843500a08 100644
--- a/deps/npm/html/doc/index.html
+++ b/deps/npm/html/doc/index.html
@@ -388,7 +388,7 @@
 
 <p> Display npm username</p>
 </div>
-<p id="footer">index &mdash; npm@1.1.55</p>
+<p id="footer">index &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/init.html b/deps/npm/html/doc/init.html
index 322e63c15..21ae21afb 100644
--- a/deps/npm/html/doc/init.html
+++ b/deps/npm/html/doc/init.html
@@ -29,7 +29,7 @@ without a really good reason to do so.</p>
 
 <ul><li><a href="https://github.com/isaacs/init-package-json">https://github.com/isaacs/init-package-json</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/version.html">version(1)</a></li></ul>
 </div>
-<p id="footer">init &mdash; npm@1.1.55</p>
+<p id="footer">init &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/install.html b/deps/npm/html/doc/install.html
index 502e2be46..a2a4f55d5 100644
--- a/deps/npm/html/doc/install.html
+++ b/deps/npm/html/doc/install.html
@@ -133,7 +133,7 @@ affects a real use-case, it will be investigated.</p>
 
 <ul><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/update.html">update(1)</a></li><li><a href="../doc/link.html">link(1)</a></li><li><a href="../doc/rebuild.html">rebuild(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/build.html">build(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/tag.html">tag(1)</a></li><li><a href="../doc/rm.html">rm(1)</a></li><li><a href="../doc/shrinkwrap.html">shrinkwrap(1)</a></li></ul>
 </div>
-<p id="footer">install &mdash; npm@1.1.55</p>
+<p id="footer">install &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/json.html b/deps/npm/html/doc/json.html
index f26d01e54..9e632db41 100644
--- a/deps/npm/html/doc/json.html
+++ b/deps/npm/html/doc/json.html
@@ -525,7 +525,7 @@ overridden.</p>
 
 <ul><li><a href="../doc/semver.html">semver(1)</a></li><li><a href="../doc/init.html">init(1)</a></li><li><a href="../doc/version.html">version(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/help.html">help(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/rm.html">rm(1)</a></li></ul>
 </div>
-<p id="footer">json &mdash; npm@1.1.55</p>
+<p id="footer">json &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/link.html b/deps/npm/html/doc/link.html
index 443e92899..4449e9cbc 100644
--- a/deps/npm/html/doc/link.html
+++ b/deps/npm/html/doc/link.html
@@ -58,7 +58,7 @@ installation target into your project&#39;s <code>node_modules</code> folder.</p
 
 <ul><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">link &mdash; npm@1.1.55</p>
+<p id="footer">link &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/list.html b/deps/npm/html/doc/list.html
index eeff3abf7..4496f464b 100644
--- a/deps/npm/html/doc/list.html
+++ b/deps/npm/html/doc/list.html
@@ -25,7 +25,7 @@ limit the results to only the paths to the packages named.  Note that
 nested packages will <em>also</em> show the paths to the specified packages.
 For example, running <code>npm ls promzard</code> in npm&#39;s source tree will show:</p>
 
-<pre><code>npm@1.1.55 /path/to/npm
+<pre><code>npm@1.1.56 /path/to/npm
 └─┬ init-package-json@0.0.4
   └── promzard@0.1.5</code></pre>
 
@@ -64,7 +64,7 @@ project.</p>
 
 <ul><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/link.html">link(1)</a></li><li><a href="../doc/prune.html">prune(1)</a></li><li><a href="../doc/outdated.html">outdated(1)</a></li><li><a href="../doc/update.html">update(1)</a></li></ul>
 </div>
-<p id="footer">list &mdash; npm@1.1.55</p>
+<p id="footer">list &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/npm.html b/deps/npm/html/doc/npm.html
index 4ddfb3a3d..15935125b 100644
--- a/deps/npm/html/doc/npm.html
+++ b/deps/npm/html/doc/npm.html
@@ -14,7 +14,7 @@
 
 <h2 id="VERSION">VERSION</h2>
 
-<p>1.1.55</p>
+<p>1.1.56</p>
 
 <h2 id="DESCRIPTION">DESCRIPTION</h2>
 
@@ -135,7 +135,7 @@ will no doubt tell you to put the output in a gist or email.</p>
 
 <ul><li><a href="../doc/help.html">help(1)</a></li><li><a href="../doc/faq.html">faq(1)</a></li><li><a href="../doc/README.html">README</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/index.html">index(1)</a></li><li><a href="../api/npm.html">npm(3)</a></li></ul>
 </div>
-<p id="footer">npm &mdash; npm@1.1.55</p>
+<p id="footer">npm &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/outdated.html b/deps/npm/html/doc/outdated.html
index a399607a5..4cc57efd2 100644
--- a/deps/npm/html/doc/outdated.html
+++ b/deps/npm/html/doc/outdated.html
@@ -21,7 +21,7 @@ packages are currently outdated.</p>
 
 <ul><li><a href="../doc/update.html">update(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li></ul>
 </div>
-<p id="footer">outdated &mdash; npm@1.1.55</p>
+<p id="footer">outdated &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/owner.html b/deps/npm/html/doc/owner.html
index 00239e4a9..0e2c73d1e 100644
--- a/deps/npm/html/doc/owner.html
+++ b/deps/npm/html/doc/owner.html
@@ -34,7 +34,7 @@ that is not implemented at this time.</p>
 
 <ul><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li><li><a href="../doc/disputes.html">disputes(1)</a></li></ul>
 </div>
-<p id="footer">owner &mdash; npm@1.1.55</p>
+<p id="footer">owner &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/pack.html b/deps/npm/html/doc/pack.html
index 178c7fe07..3e6071f29 100644
--- a/deps/npm/html/doc/pack.html
+++ b/deps/npm/html/doc/pack.html
@@ -29,7 +29,7 @@ overwritten the second time.</p>
 
 <ul><li><a href="../doc/cache.html">cache(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">pack &mdash; npm@1.1.55</p>
+<p id="footer">pack &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/prefix.html b/deps/npm/html/doc/prefix.html
index 8dece4790..f2c1df3ec 100644
--- a/deps/npm/html/doc/prefix.html
+++ b/deps/npm/html/doc/prefix.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/root.html">root(1)</a></li><li><a href="../doc/bin.html">bin(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">prefix &mdash; npm@1.1.55</p>
+<p id="footer">prefix &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/prune.html b/deps/npm/html/doc/prune.html
index edbcf34ca..eed12b903 100644
--- a/deps/npm/html/doc/prune.html
+++ b/deps/npm/html/doc/prune.html
@@ -25,7 +25,7 @@ package&#39;s dependencies list.</p>
 
 <ul><li><a href="../doc/rm.html">rm(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/list.html">list(1)</a></li></ul>
 </div>
-<p id="footer">prune &mdash; npm@1.1.55</p>
+<p id="footer">prune &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/publish.html b/deps/npm/html/doc/publish.html
index 184543d43..cfca03b43 100644
--- a/deps/npm/html/doc/publish.html
+++ b/deps/npm/html/doc/publish.html
@@ -29,7 +29,7 @@ the registry.  Overwrites when the &quot;--force&quot; flag is set.</p>
 
 <ul><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li><li><a href="../doc/owner.html">owner(1)</a></li><li><a href="../doc/deprecate.html">deprecate(1)</a></li><li><a href="../doc/tag.html">tag(1)</a></li></ul>
 </div>
-<p id="footer">publish &mdash; npm@1.1.55</p>
+<p id="footer">publish &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/rebuild.html b/deps/npm/html/doc/rebuild.html
index 88d1dc39f..f4618bf5e 100644
--- a/deps/npm/html/doc/rebuild.html
+++ b/deps/npm/html/doc/rebuild.html
@@ -25,7 +25,7 @@ the new binary.</p>
 
 <ul><li><a href="../doc/build.html">build(1)</a></li><li><a href="../doc/install.html">install(1)</a></li></ul>
 </div>
-<p id="footer">rebuild &mdash; npm@1.1.55</p>
+<p id="footer">rebuild &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/registry.html b/deps/npm/html/doc/registry.html
index 1ff9fdfa3..3422a37d7 100644
--- a/deps/npm/html/doc/registry.html
+++ b/deps/npm/html/doc/registry.html
@@ -97,7 +97,7 @@ ask for help on the <a href="mailto:npm-@googlegroups.com">npm-@googlegroups.com
 
 <ul><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/disputes.html">disputes(1)</a></li></ul>
 </div>
-<p id="footer">registry &mdash; npm@1.1.55</p>
+<p id="footer">registry &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/removing-npm.html b/deps/npm/html/doc/removing-npm.html
index c2b2fe197..48ea5229b 100644
--- a/deps/npm/html/doc/removing-npm.html
+++ b/deps/npm/html/doc/removing-npm.html
@@ -58,7 +58,7 @@ modules.  To track those down, you can do the following:</p>
 
 <ul><li><a href="../doc/README.html">README</a></li><li><a href="../doc/rm.html">rm(1)</a></li><li><a href="../doc/prune.html">prune(1)</a></li></ul>
 </div>
-<p id="footer">removing-npm &mdash; npm@1.1.55</p>
+<p id="footer">removing-npm &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/restart.html b/deps/npm/html/doc/restart.html
index d9c4c155c..fc4a2098a 100644
--- a/deps/npm/html/doc/restart.html
+++ b/deps/npm/html/doc/restart.html
@@ -24,7 +24,7 @@ the &quot;start&quot; script.</p>
 
 <ul><li><a href="../doc/run-script.html">run-script(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/test.html">test(1)</a></li><li><a href="../doc/start.html">start(1)</a></li><li><a href="../doc/stop.html">stop(1)</a></li></ul>
 </div>
-<p id="footer">restart &mdash; npm@1.1.55</p>
+<p id="footer">restart &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/root.html b/deps/npm/html/doc/root.html
index 210f22eff..92ddff7c3 100644
--- a/deps/npm/html/doc/root.html
+++ b/deps/npm/html/doc/root.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/prefix.html">prefix(1)</a></li><li><a href="../doc/bin.html">bin(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">root &mdash; npm@1.1.55</p>
+<p id="footer">root &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/run-script.html b/deps/npm/html/doc/run-script.html
index 3bcba2dac..c3579aecd 100644
--- a/deps/npm/html/doc/run-script.html
+++ b/deps/npm/html/doc/run-script.html
@@ -23,7 +23,7 @@ called directly, as well.</p>
 
 <ul><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/test.html">test(1)</a></li><li><a href="../doc/start.html">start(1)</a></li><li><a href="../doc/restart.html">restart(1)</a></li><li><a href="../doc/stop.html">stop(1)</a></li></ul>
 </div>
-<p id="footer">run-script &mdash; npm@1.1.55</p>
+<p id="footer">run-script &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/scripts.html b/deps/npm/html/doc/scripts.html
index 441418dfb..e1e3f7ff3 100644
--- a/deps/npm/html/doc/scripts.html
+++ b/deps/npm/html/doc/scripts.html
@@ -177,7 +177,7 @@ will sudo the npm command in question.</li></ul>
 
 <ul><li><a href="../doc/run-script.html">run-script(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/developers.html">developers(1)</a></li><li><a href="../doc/install.html">install(1)</a></li></ul>
 </div>
-<p id="footer">scripts &mdash; npm@1.1.55</p>
+<p id="footer">scripts &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/search.html b/deps/npm/html/doc/search.html
index ff21fe7a9..db0cf4ba5 100644
--- a/deps/npm/html/doc/search.html
+++ b/deps/npm/html/doc/search.html
@@ -24,7 +24,7 @@ expression characters must be escaped or quoted in most shells.)</p>
 
 <ul><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/view.html">view(1)</a></li></ul>
 </div>
-<p id="footer">search &mdash; npm@1.1.55</p>
+<p id="footer">search &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/semver.html b/deps/npm/html/doc/semver.html
index ee114b9b4..1bc93a2d9 100644
--- a/deps/npm/html/doc/semver.html
+++ b/deps/npm/html/doc/semver.html
@@ -104,7 +104,7 @@ that satisfies the range, or null if none of them do.</li></ul>
 
 <ul><li><a href="../doc/json.html">json(1)</a></li></ul>
 </div>
-<p id="footer">semver &mdash; npm@1.1.55</p>
+<p id="footer">semver &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/shrinkwrap.html b/deps/npm/html/doc/shrinkwrap.html
index 884f674df..c77c2daf2 100644
--- a/deps/npm/html/doc/shrinkwrap.html
+++ b/deps/npm/html/doc/shrinkwrap.html
@@ -169,7 +169,7 @@ versions.</p>
 
 <ul><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/list.html">list(1)</a></li></ul>
 </div>
-<p id="footer">shrinkwrap &mdash; npm@1.1.55</p>
+<p id="footer">shrinkwrap &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/star.html b/deps/npm/html/doc/star.html
index 2e0fa1df1..8e3970798 100644
--- a/deps/npm/html/doc/star.html
+++ b/deps/npm/html/doc/star.html
@@ -26,7 +26,7 @@ a vaguely positive way to show that you care.</p>
 
 <ul><li><a href="../doc/view.html">view(1)</a></li><li><a href="../doc/whoami.html">whoami(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li></ul>
 </div>
-<p id="footer">star &mdash; npm@1.1.55</p>
+<p id="footer">star &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/start.html b/deps/npm/html/doc/start.html
index b80fd81fb..50bae217b 100644
--- a/deps/npm/html/doc/start.html
+++ b/deps/npm/html/doc/start.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/run-script.html">run-script(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/test.html">test(1)</a></li><li><a href="../doc/restart.html">restart(1)</a></li><li><a href="../doc/stop.html">stop(1)</a></li></ul>
 </div>
-<p id="footer">start &mdash; npm@1.1.55</p>
+<p id="footer">start &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/stop.html b/deps/npm/html/doc/stop.html
index 800fa1d81..1419c8c08 100644
--- a/deps/npm/html/doc/stop.html
+++ b/deps/npm/html/doc/stop.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/run-script.html">run-script(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/test.html">test(1)</a></li><li><a href="../doc/start.html">start(1)</a></li><li><a href="../doc/restart.html">restart(1)</a></li></ul>
 </div>
-<p id="footer">stop &mdash; npm@1.1.55</p>
+<p id="footer">stop &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/submodule.html b/deps/npm/html/doc/submodule.html
index 3b58ed98d..ed8e99197 100644
--- a/deps/npm/html/doc/submodule.html
+++ b/deps/npm/html/doc/submodule.html
@@ -33,7 +33,7 @@ dependencies into the submodule folder.</p>
 
 <ul><li><a href="../doc/json.html">json(1)</a></li><li>git help submodule</li></ul>
 </div>
-<p id="footer">submodule &mdash; npm@1.1.55</p>
+<p id="footer">submodule &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/tag.html b/deps/npm/html/doc/tag.html
index 1cfeeba74..70ef8f97e 100644
--- a/deps/npm/html/doc/tag.html
+++ b/deps/npm/html/doc/tag.html
@@ -21,7 +21,7 @@
 
 <ul><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">tag &mdash; npm@1.1.55</p>
+<p id="footer">tag &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/test.html b/deps/npm/html/doc/test.html
index 21890436f..3b9a52104 100644
--- a/deps/npm/html/doc/test.html
+++ b/deps/npm/html/doc/test.html
@@ -23,7 +23,7 @@ true.</p>
 
 <ul><li><a href="../doc/run-script.html">run-script(1)</a></li><li><a href="../doc/scripts.html">scripts(1)</a></li><li><a href="../doc/start.html">start(1)</a></li><li><a href="../doc/restart.html">restart(1)</a></li><li><a href="../doc/stop.html">stop(1)</a></li></ul>
 </div>
-<p id="footer">test &mdash; npm@1.1.55</p>
+<p id="footer">test &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/uninstall.html b/deps/npm/html/doc/uninstall.html
index cbc5835bb..e60f6717a 100644
--- a/deps/npm/html/doc/uninstall.html
+++ b/deps/npm/html/doc/uninstall.html
@@ -22,7 +22,7 @@ on its behalf.</p>
 
 <ul><li><a href="../doc/prune.html">prune(1)</a></li><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/config.html">config(1)</a></li></ul>
 </div>
-<p id="footer">uninstall &mdash; npm@1.1.55</p>
+<p id="footer">uninstall &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/unpublish.html b/deps/npm/html/doc/unpublish.html
index 36442c872..bb68815a6 100644
--- a/deps/npm/html/doc/unpublish.html
+++ b/deps/npm/html/doc/unpublish.html
@@ -34,7 +34,7 @@ the root package entry is removed from the registry entirely.</p>
 
 <ul><li><a href="../doc/deprecate.html">deprecate(1)</a></li><li><a href="../doc/publish.html">publish(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li><li><a href="../doc/owner.html">owner(1)</a></li></ul>
 </div>
-<p id="footer">unpublish &mdash; npm@1.1.55</p>
+<p id="footer">unpublish &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/update.html b/deps/npm/html/doc/update.html
index 10053a789..d344ed718 100644
--- a/deps/npm/html/doc/update.html
+++ b/deps/npm/html/doc/update.html
@@ -23,7 +23,7 @@
 
 <ul><li><a href="../doc/install.html">install(1)</a></li><li><a href="../doc/outdated.html">outdated(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/folders.html">folders(1)</a></li><li><a href="../doc/list.html">list(1)</a></li></ul>
 </div>
-<p id="footer">update &mdash; npm@1.1.55</p>
+<p id="footer">update &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/version.html b/deps/npm/html/doc/version.html
index b6269a5f7..c492f80b0 100644
--- a/deps/npm/html/doc/version.html
+++ b/deps/npm/html/doc/version.html
@@ -40,7 +40,7 @@ in your git config for this to work properly.</p>
 
 <ul><li><a href="../doc/init.html">init(1)</a></li><li><a href="../doc/json.html">json(1)</a></li><li><a href="../doc/semver.html">semver(1)</a></li></ul>
 </div>
-<p id="footer">version &mdash; npm@1.1.55</p>
+<p id="footer">version &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/view.html b/deps/npm/html/doc/view.html
index 5877aaea3..03230cc65 100644
--- a/deps/npm/html/doc/view.html
+++ b/deps/npm/html/doc/view.html
@@ -88,7 +88,7 @@ the field name.</p>
 
 <ul><li><a href="../doc/search.html">search(1)</a></li><li><a href="../doc/registry.html">registry(1)</a></li><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/docs.html">docs(1)</a></li></ul>
 </div>
-<p id="footer">view &mdash; npm@1.1.55</p>
+<p id="footer">view &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/html/doc/whoami.html b/deps/npm/html/doc/whoami.html
index 342e4d1f1..5f941c031 100644
--- a/deps/npm/html/doc/whoami.html
+++ b/deps/npm/html/doc/whoami.html
@@ -20,7 +20,7 @@
 
 <ul><li><a href="../doc/config.html">config(1)</a></li><li><a href="../doc/adduser.html">adduser(1)</a></li></ul>
 </div>
-<p id="footer">whoami &mdash; npm@1.1.55</p>
+<p id="footer">whoami &mdash; npm@1.1.56</p>
 <script>
 ;(function () {
 var wrapper = document.getElementById("wrapper")
diff --git a/deps/npm/lib/install.js b/deps/npm/lib/install.js
index c58d5a1e6..ecb5d0d76 100644
--- a/deps/npm/lib/install.js
+++ b/deps/npm/lib/install.js
@@ -104,11 +104,10 @@ function install (args, cb_) {
     // install dependencies locally by default,
     // or install current folder globally
     if (!args.length) {
+      var opt = { dev: npm.config.get("dev") || !npm.config.get("production") }
+
       if (npm.config.get("global")) args = ["."]
-      else return readDependencies( null
-                                  , where
-                                  , { dev: !npm.config.get("production") }
-                                  , function (er, data) {
+      else return readDependencies(null, where, opt, function (er, data) {
         if (er) {
           log.error("install", "Couldn't read dependencies")
           return cb(er)
@@ -184,6 +183,12 @@ function readDependencies (context, where, opts, cb) {
       })
     }
 
+    if (!npm.config.get("optional") && data.optionalDependencies) {
+      Object.keys(data.optionalDependencies).forEach(function (d) {
+        delete data.dependencies[d]
+      })
+    }
+
     if (wrap) {
       log.verbose("readDependencies: using existing wrap", [where, wrap])
       var rv = {}
@@ -456,7 +461,8 @@ function installMany (what, where, context, cb) {
   // dependencies we'll iterate below comes from an existing shrinkwrap from a
   // parent level, a new shrinkwrap at this level, or package.json at this
   // level, as well as which shrinkwrap (if any) our dependencies should use.
-  readDependencies(context, where, {}, function (er, data, wrap) {
+  var opt = { dev: npm.config.get("dev") }
+  readDependencies(context, where, opt, function (er, data, wrap) {
     if (er) data = {}
 
     var parent = data
@@ -888,7 +894,8 @@ function write (target, targetFolder, context, cb_) {
       if (er) return cb(er)
 
       // before continuing to installing dependencies, check for a shrinkwrap.
-      readDependencies(context, targetFolder, {}, function (er, data, wrap) {
+      var opt = { dev: npm.config.get("dev") }
+      readDependencies(context, targetFolder, opt, function (er, data, wrap) {
         var deps = Object.keys(data.dependencies || {})
 
         // don't install bundleDependencies, unless they're missing.
diff --git a/deps/npm/man/man1/config.1 b/deps/npm/man/man1/config.1
index f1a4ee09c..799179b5e 100644
--- a/deps/npm/man/man1/config.1
+++ b/deps/npm/man/man1/config.1
@@ -947,6 +947,21 @@ Type: path
 A node module to \fBrequire()\fR when npm loads\.  Useful for programmatic
 usage\.
 .
+.SS "optional"
+.
+.IP "\(bu" 4
+Default: true
+.
+.IP "\(bu" 4
+Type: Boolean
+.
+.IP "" 0
+.
+.P
+Attempt to install packages in the \fBoptionalDependencies\fR hash\.  Note
+that if these packages fail to install, the overall installation
+process is not aborted\.
+.
 .SS "parseable"
 .
 .IP "\(bu" 4
diff --git a/deps/npm/man/man1/list.1 b/deps/npm/man/man1/list.1
index 8808310e4..b8dd8c2c9 100644
--- a/deps/npm/man/man1/list.1
+++ b/deps/npm/man/man1/list.1
@@ -29,7 +29,7 @@ For example, running \fBnpm ls promzard\fR in npm\'s source tree will show:
 .IP "" 4
 .
 .nf
-npm@1.1.55 /path/to/npm
+npm@1.1.56 /path/to/npm
 └─┬ init\-package\-json@0\.0\.4
   └── promzard@0\.1\.5
 .
diff --git a/deps/npm/man/man1/npm.1 b/deps/npm/man/man1/npm.1
index c0253a1b4..496cb293b 100644
--- a/deps/npm/man/man1/npm.1
+++ b/deps/npm/man/man1/npm.1
@@ -14,7 +14,7 @@ npm <command> [args]
 .fi
 .
 .SH "VERSION"
-1.1.55
+1.1.56
 .
 .SH "DESCRIPTION"
 npm is the package manager for the Node JavaScript platform\.  It puts
diff --git a/deps/npm/man/man3/npm.3 b/deps/npm/man/man3/npm.3
index 87072e4e3..0c4fdc828 100644
--- a/deps/npm/man/man3/npm.3
+++ b/deps/npm/man/man3/npm.3
@@ -21,7 +21,7 @@ npm\.load(configObject, function (er, npm) {
 .fi
 .
 .SH "VERSION"
-1.1.55
+1.1.56
 .
 .SH "DESCRIPTION"
 This is the API documentation for npm\.
diff --git a/deps/npm/node_modules/npmconf/config-defs.js b/deps/npm/node_modules/npmconf/config-defs.js
index 32c13d520..df8b98711 100644
--- a/deps/npm/node_modules/npmconf/config-defs.js
+++ b/deps/npm/node_modules/npmconf/config-defs.js
@@ -176,6 +176,7 @@ Object.defineProperty(exports, "defaults", {get: function () {
     , npaturl : "http://npat.npmjs.org/"
     , npat : false
     , "onload-script" : false
+    , optional: true
     , parseable : false
     , pre: false
     , prefix : globalPrefix
@@ -266,6 +267,7 @@ exports.types =
   , npaturl : url
   , npat : Boolean
   , "onload-script" : [null, String]
+  , optional: Boolean
   , parseable : Boolean
   , pre: Boolean
   , prefix: path
diff --git a/deps/npm/node_modules/npmconf/package.json b/deps/npm/node_modules/npmconf/package.json
index 8995ddfc0..e1a31fa1d 100644
--- a/deps/npm/node_modules/npmconf/package.json
+++ b/deps/npm/node_modules/npmconf/package.json
@@ -1,6 +1,6 @@
 {
   "name": "npmconf",
-  "version": "0.0.8",
+  "version": "0.0.9",
   "description": "The config thing npm uses",
   "main": "npmconf.js",
   "directories": {
@@ -39,6 +39,6 @@
     "nopt": "~2.0.0"
   },
   "readme": "# npmconf\n\nThe config thing npm uses\n\nIf you are interested in interacting with the config settings that npm\nuses, then use this module.\n\nHowever, if you are writing a new Node.js program, and want\nconfiguration functionality similar to what npm has, but for your\nown thing, then I'd recommend using [rc](https://github.com/dominictarr/rc),\nwhich is probably what you want.\n\nIf I were to do it all over again, that's what I'd do for npm.  But,\nalas, there are many systems depending on many of the particulars of\nnpm's configuration setup, so it's not worth the cost of changing.\n\n## USAGE\n\n```javascript\nvar npmconf = require('npmconf')\n\n// pass in the cli options that you read from the cli\n// or whatever top-level configs you want npm to use for now.\nnpmconf.load({some:'configs'}, function (er, conf) {\n  // do stuff with conf\n  conf.get('some', 'cli') // 'configs'\n  conf.get('username') // 'joebobwhatevers'\n  conf.set('foo', 'bar', 'user')\n  conf.save('user', function (er) {\n    // foo = bar is now saved to ~/.npmrc or wherever\n  })\n})\n```\n",
-  "_id": "npmconf@0.0.8",
+  "_id": "npmconf@0.0.9",
   "_from": "npmconf@~0.0.6"
 }
diff --git a/deps/npm/package.json b/deps/npm/package.json
index 71a77aba6..855e3627b 100644
--- a/deps/npm/package.json
+++ b/deps/npm/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "1.1.55",
+  "version": "1.1.56",
   "name": "npm",
   "publishConfig": {
     "proprietary-attribs": false
@@ -68,7 +68,7 @@
     "retry": "~0.6.0",
     "couch-login": "~0.1.9",
     "once": "~1.1.1",
-    "npmconf": "~0.0.6"
+    "npmconf": "0.0.9"
   },
   "bundleDependencies": [
     "semver",