Add OSX version of OGLES2HelloAPI sample.

Change-Id: I2f8511486ca3b040b257c2a763abb1bd0647d0e6
Reviewed-on: https://swiftshader-review.googlesource.com/4441
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
7 files changed