Anvil testcase for ui_window
Dded testcases for TIMOB-5192,TIMOB-7023, TIMOB-8331, TIMOB-10005,TIMOB-4104,TIMOB-8027,TIMOB-8314,TIMOB-9502
CommentedopenAndFocusOnFirstWindow  testcase due to TIMOB-15852
window.js file added and commented postlayoutEvent and postlayoutEventInParentView due to TIMOB-15853
Titanium.UI.iPhone.NavigationGroup updated to Titanium.UI.iOSe.NavigationWindow
QE-639  resyncing to master Time Spent:9 minutes
[QE-639]-openAndFocusOnFirstWindow uncommented
Merge pull request #4967 from shameer49/ui_window

Test case for ui_window  Test suite