Add the_author filter. Props markjaquith. fixes #1531

git-svn-id: https://develop.svn.wordpress.org/trunk@2858 602fd350-edb4-49c9-b593-d223f7449a82

wp-includes/template-functions-author.php

@@ -2,7 +2,7 @@
 
 function get_the_author($idmode = '') {
     global $authordata;
-    return $authordata->display_name;
+    return apply_filters('the_author', $authordata->display_name);
 }
 
 function the_author($idmode = '', $echo = true) {
@@ -208,4 +208,4 @@ function list_authors($optioncount = false, $exclude_admin = true, $show_fullnam
     }
 }
 
-?>
+?>