Docs: Add documentation for the variadic second parameter, `$args`, accepted by `add_theme_support()`.

h/t kevinwhoffman
Fixes #37067.

Built from https://develop.svn.wordpress.org/trunk@37672


git-svn-id: http://core.svn.wordpress.org/trunk@37638 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/theme.php

@@ -1527,6 +1527,7 @@ function get_editor_stylesheets() {
  * @param string $feature  The feature being added. Likely core values include 'post-formats',
  *                         'post-thumbnails', 'html5', 'custom-logo', 'custom-header-uploads',
  *                         'custom-header', 'custom-background', 'title-tag', etc.
+ * @param mixed  $args,... Optional extra arguments to pass along with certain features.
  * @return void|bool False on failure, void otherwise.
  */
 function add_theme_support( $feature ) {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.6-alpha-37671';
+$wp_version = '4.6-alpha-37672';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.