Updated styles for the Visual editor buttons, props chexee, see #15986

git-svn-id: http://svn.automattic.com/wordpress/trunk@17768 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/script-loader.php

@@ -489,7 +489,7 @@ function wp_default_styles( &$styles ) {
 	$styles->add_data( 'ie', 'conditional', 'lte IE 7' );
 
 	// all colors stylesheets need to have the same query strings (cache manifest compat)
-	$colors_version = '20110121';
+	$colors_version = '20110429';
 
 	// Register "meta" stylesheet for admin colors. All colors-* style sheets should have the same version string.
 	$styles->add( 'colors', true, array(), $colors_version );