Merge pull request #17 from rextimmy/deferred_shading

- Added GFX capability independentMrtBitDept.
Merge pull request #18 from rextimmy/deferred_shading

Fixed spelling error on independentMrtBitDepth
- Add chinatown to demo (part 1)
- Add chinatown to demo (part 2)
- Changes required to stop chinatown from crashing.