Add a Templated Widget Custom View to the CustomApp test.
refs #17056, #17069, #17057. Fix a few problems with History pushState/popState support. Thanks Paul Christopher (CLA).
Fix Transition controller to work correctly with transition set in config for app using sub-views.
Merge pull request #198 from edchat/master

refs #17056, #17069, #17057. Fix a few problems with History pushState/popState support. Thanks Paul Christopher (CLA)