IOP/UXE: This change is related to IOP and UXE Feature.

The following functionalities are squashed in this change.

1. IOP: BoostFramework support and hooks for IOP APIs

2. UX Engine Boostframework changes

3. UX Engine Start Empty F/W & Hooks + Fixes and
   Fixes for droidbugs: 1155119, 1159403

4. BoostFramework: Move property checks to pass sepolicy
requirements.

5. IOP : Adding support for UXPerf Class

6. BoostFramework: Clean up code

CRs-Fixed: 2213942 2251317 2259228 2281919

Squash of following change-IDs:
    Change-Id: I540c6f37d43c6c2c9eebb95a0cbb9a86cf7b17d6
    Change-Id: Ib654cd7aa6368406e021814f7abc4677f87abb8f
    Change-Id: I1c24d31147ee00420f9e419c78809a8aa414ae20
    Change-Id: Iadb716eab71e10e40bc77c97b138d3c6d90e5951

Change-Id: I540c6f37d43c6c2c9eebb95a0cbb9a86cf7b17d6