Squashed commit of the following:

commit 2c2d3a9fdbe6f5ab3329e783b5628f3aec6f8369
Author: RashmiDR <rashmi@datatorrent.com>
Date:   Tue Nov 26 17:17:15 2013 -0800

    documenting performance, mobile and chart demos and also the ActiveMQ operator fixes #329