collada2gltf: fix compatibility issues of *.kmz/*.dae files under linux

It seems under linux we need to specify the version number
explicitly, because otherwise shader compiler will use GLSL 1.1
and will fail. Base line is GLSL 1.3 or OpenGL ES 3.0.

Change-Id: Ie143275ade8d6989fda055ab96943b25ef220e9d