Index: src/wp-settings.php
===================================================================
--- src/wp-settings.php	(revision 25653)
+++ src/wp-settings.php	(working copy)
@@ -171,6 +171,11 @@
 	unset( $network_plugin );
 }
 
+/**
+ * Fires after all must-use and network activated plugins have been loaded.
+ *
+ * @since 2.8.0
+ */
 do_action( 'muplugins_loaded' );
 
 if ( is_multisite() )
@@ -209,6 +214,11 @@
 if ( WP_CACHE && function_exists( 'wp_cache_postload' ) )
 	wp_cache_postload();
 
+/**
+ * This hook is called once any activated plugins have been loaded.
+ *
+ * @since 1.5.2
+ */
 do_action( 'plugins_loaded' );
 
 // Define constants which affect functionality if not already defined.
@@ -217,6 +227,11 @@
 // Add magic quotes and set up $_REQUEST ( $_GET + $_POST )
 wp_magic_quotes();
 
+/**
+ * Fires when sanitize comment cookies.
+ *
+ * @since 2.0.11
+ */
 do_action( 'sanitize_comment_cookies' );
 
 /**
@@ -262,6 +277,12 @@
  */
 $GLOBALS['wp_roles'] = new WP_Roles();
 
+
+/**
+ * Fires when setup theme.
+ *
+ * @since 2.6.0
+ */
 do_action( 'setup_theme' );
 
 // Define the template related constants.
@@ -294,6 +315,11 @@
 		include( TEMPLATEPATH . '/functions.php' );
 }
 
+/**
+ * Fires after the theme is initialiazed.
+ *
+ * @since 3.0.0
+ */
 do_action( 'after_setup_theme' );
 
 // Set up current user.
@@ -300,11 +326,15 @@
 $wp->init();
 
 /**
+ * Runs after WordPress has finished loading but before any headers are sent.
+ *
  * Most of WP is loaded at this stage, and the user is authenticated. WP continues
  * to load on the init hook that follows (e.g. widgets), and many plugins instantiate
  * themselves on it for all sorts of reasons (e.g. they need a user, a taxonomy, etc.).
  *
  * If you wish to plug an action once WP is loaded, use the wp_loaded hook below.
+ *
+ * @since 1.5.2
  */
 do_action( 'init' );