#618280 by daniels220: minor fix to drupal_add_css() documentation to have correct path example

includes/common.inc

@@ -1744,7 +1744,7 @@ function drupal_add_link($attributes) {
  *
  * @param $path
  *   (optional) The path to the CSS file relative to the base_path(), e.g.,
- *   /modules/devel/devel.css.
+ *   modules/devel/devel.css.
  *
  *   Modules should always prefix the names of their CSS files with the module
  *   name, for example: system-menus.css rather than simply menus.css. Themes