fixed bug that 'with' spec is invalid.

Squashed commit of the following:

commit 8211cc51daff2e20f452a634d231cbe9b05df890
Author: Junil Um <powerumc@gmail.com>
Date:   Tue Aug 12 10:58:56 2014 +0900

    fixed bug that 'with' spec is invalid.
Add new feature is {{#raw}} {{/raw}} helper.

Squashed commit of the following:

commit fe66fe835d41c74ad3a560ff75cc458a08d4cbe8
Author: Junil Um <powerumc@gmail.com>
Date:   Mon Sep 1 11:06:48 2014 +0900

    Add new feature is {{#raw}} {{/raw}} helper.