WIP: ex5 is fixed based on new API of regFrmwk, check cms

Change-Id: I848de565e015f4dc5d84cd5485e0943d6843834b
ENH: add Set/Get initial parameters to ITKv4 registration framework

A new API is added to ITKv4 registration framework.

Change-Id: I49a1ee0fd88e289bbc266ea61e68d6d0968fd761