[TIMOB-15319] Update setBackground API endpoint
[TIMOB-15319] Support leftCap and topCap
[TIMOB-15319] Bug Fix
[TIMOB-15265]Ensure root view is the firstresponder
Merge pull request #4772 from vishalduggal/timob-15319-31X

[TIMOB-15319] [TIMOB-15265] Backports to 3_1_X