/**
  * Add a directory to be checked for the existance of templates.
  * Paths are checked in the reverse order of their being added so
  * that the most specific paths are checked first.
  * @param string $path
  */
 public static function addPath($path)
 {
     if (!self::$paths instanceof PathFinder) {
         // To-do: Cache Paths
         self::$paths = new PathFinder();
     }
     self::$paths->addPath($path);
 }