/**
* "Loads" a given controller and instances it if not yet cached. If the
* controller was not found one of the default controllers will be used
- * depending on wether news shall be displayed.
+ * depending on whether news shall be displayed.
*
* @param $controllerName A controller name we shall look for
* @return $controllerInstance A loaded controller instance
}
/**
- * Checks wether the given controller is valid
+ * Checks whether the given controller is valid
*
* @param $controllerName The default controller we shall execute
- * @return $isValid Wether the given controller is valid
+ * @return $isValid Whether the given controller is valid
* @throws EmptyVariableException Thrown if given controller is not set
* @throws DefaultControllerException Thrown if default controller was not found
*/