Update Copyright for 2014

Needed updated license_tag from 4.0/copyright-2014
Switch to all_from to quiet a MakeMaker warnings
Upgrade and use Module::Install::RTx::rt_too_new

Allows us to explode nicely when people try to install on RT 4.2.x
New ModifyQuery and AfterResults callbacks for homepage.

The portlets on the RTIR homepage now have a little more flexibility
without requiring mason overlays.
improved documentation about advanced constituencies