Merge pull request #51 from francesco-cattoglio/master

Fixed a potential bug when using generic attributes added "by name"
[CBOR] Avoid void initialization of unions to avoid an error with CustomFloat.
Merge branch 'master' of github.com:p0nce/gfm
[OpenGL] Implement driver-maker detection to allow vendor-specific work-arounds.
Fix build.
Make the vertexspecification work on both NVIDIA and AMD with a quick work-around.
Fixed unittest build failure