This is the first commit for the GLESv1 implementation.
It also includes needed fixes in emugen to support const types.
Also, changed glFinish definition in gl.in to match the
definition as in gl.h.
Change-Id: I90262a1db6035a90af8db17984acecef6499847a
glShaderSource strings are concatenated into a single string
before sent over the wire protocol. The wire protocol transfer is
done using a special api call 'glShaderString'
Change-Id: I90c157df66fe82fee17c460a1e7852d370c77088