Doc: Fix doxygen warnings and issues

* Remove obsolete tags
* Use QUIET = yes to make issues more prominent
* Fix code display for LIBUSBX_API_VERSION and missing parameter
  documentation for libusb_get_port_path()
* Most of the above suggested by Ludovic Rousseau

1 files changed, 1 insertions, 13 deletions

diff --git a/doc/doxygen.cfg.in b/doc/doxygen.cfg.in
index 5fcd683..5bb13da 100644
--- a/doc/doxygen.cfg.in
+++ b/doc/doxygen.cfg.in
@@ -407,12 +407,6 @@ MAX_INITIALIZER_LINES  = 30
 
 SHOW_USED_FILES        = YES
 
-# If the sources in your project are distributed over multiple directories 
-# then setting the SHOW_DIRECTORIES tag to YES will show the directory hierarchy 
-# in the documentation. The default is NO.
-
-SHOW_DIRECTORIES       = NO
-
 # The FILE_VERSION_FILTER tag can be used to specify a program or script that 
 # doxygen should invoke to get the current version for each file (typically from the 
 # version control system). Doxygen will invoke the program by executing (via 
@@ -430,7 +424,7 @@ FILE_VERSION_FILTER    =
 # The QUIET tag can be used to turn on/off the messages that are generated 
 # by doxygen. Possible values are YES and NO. If left blank NO is used.
 
-QUIET                  = NO
+QUIET                  = YES
 
 # The WARNINGS tag can be used to turn on/off the warning messages that are 
 # generated by doxygen. Possible values are YES and NO. If left blank 
@@ -707,12 +701,6 @@ HTML_FOOTER            =
 
 HTML_STYLESHEET        = 
 
-# If the HTML_ALIGN_MEMBERS tag is set to YES, the members of classes, 
-# files or namespaces will be aligned in HTML using tables. If set to 
-# NO a bullet list will be used.
-
-HTML_ALIGN_MEMBERS     = YES
-
 # If the GENERATE_HTMLHELP tag is set to YES, additional index files 
 # will be generated that can be used as input for tools like the 
 # Microsoft HTML help workshop to generate a compressed HTML help file (.chm)