Shader & Program cleanup, Part 2: Stop calling render thread methods from update...

Shader & Program cleanup, Part 2: Stop calling render thread methods from update threads, cache uniform coordinate types
- saves over 1000 messages in bubble effect start, 180 in dali-demo startup
- fixed unmanaged test cases
- fixed a regression in setting shader from script
- removed non-functional geometry mapping enum

Change-Id: Ida2e0ec0af1b5c9756691f2513183f2fb65fb124