0.5.3-bb: Custom Backbase release of 0.5.3 fork

0.5.3-bb is a fork of 0.5.3-dev for special Backbase Launchpad release with removed JSDom and Phantom.

This release is used only to freeze the version, if you need similar build of SourceJS without JSDom, please use official release 0.5.3-no-jsdom.