Added author title to plugins where they don't exist. I put my name where I was the original or co-author. If there needs to be more credit given somewhere, speak up!

libs/plugins/compiler.assign.php

@@ -13,6 +13,7 @@
  * Purpose:  assign a value to a template variable
  * @link http://smarty.php.net/manual/en/language.custom.functions.php#LANGUAGE.FUNCTION.ASSIGN {assign}
  *       (Smarty online manual)
+ * @author Monte Ohrt <monte at ohrt dot com>
  * @param string containing var-attribute and value-attribute
  * @param Smarty_Compiler
  */