add note about in-progress docs for 2.0

1 files changed, 6 insertions, 4 deletions

diff --git a/README.md b/README.md
index d731b82..9cbf29e 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,5 @@
+**NOTE: This is the README for Async 2.0, currently under development.  For docs for async@1.5.2 go [HERE](https://github.com/caolan/async/blob/v1.5.2/README.md).
+
 # Async.js
 
 [![Build Status via Travis CI](https://travis-ci.org/caolan/async.svg?branch=master)](https://travis-ci.org/caolan/async)
@@ -1446,7 +1448,7 @@ __Arguments__
 * `opts` - Can be either an object with `times` and `interval` or a number.
   * `times` - The number of attempts to make before giving up.  The default is `5`.
   * `interval` - The time to wait between retries, in milliseconds.  The default is `0`.
-  * If `opts` is a number, the number specifies the number of times to retry, with the default interval of `0`. 
+  * If `opts` is a number, the number specifies the number of times to retry, with the default interval of `0`.
 * `task(callback, results)` - A function which receives two arguments: (1) a `callback(err, result)`
   which must be called when finished, passing `err` (which can be `null`) and the `result` of
   the function's execution, and (2) a `results` object, containing the results of
@@ -1464,14 +1466,14 @@ async.retry(3, apiMethod, function(err, result) {
 ```
 
 ```js
-// try calling apiMethod 3 times, waiting 200 ms between each retry 
+// try calling apiMethod 3 times, waiting 200 ms between each retry
 async.retry({times: 3, interval: 200}, apiMethod, function(err, result) {
     // do something with the result
 });
 ```
 
 ```js
-// try calling apiMethod the default 5 times no delay between each retry 
+// try calling apiMethod the default 5 times no delay between each retry
 async.retry(apiMethod, function(err, result) {
     // do something with the result
 });
@@ -1792,7 +1794,7 @@ async.waterfall([
         return db.model.create(contents);
     }),
     function (model, next) {
-        // `model` is the instantiated model object. 
+        // `model` is the instantiated model object.
         // If there was an error, this function would be skipped.
     }
 ], callback)