Squashed commit of the following:

commit 2aed5cc023dae565ea1f1d1f5aa22589b75fbc52
Author: Pavel Pavlov <p.pavlov@antipodes.bg>
Date:   Wed Jul 9 21:52:56 2014 +0300

    Updating dustjs sources with the copies from the github repository

commit 022dbb9766bd30dfc48e211fd3b0ba9acb909b67
Author: Pavel Pavlov <p.pavlov@antipodes.bg>
Date:   Tue Jul 8 22:39:49 2014 +0300

    Adding the latest version of dustjs-helpers

    https://github.com/linkedin/dustjs-helpers