don't build flaw-gl-mesa on travis, as apparently it's hard to get on both linux and os x
don't build flaw-gl-mesa on travis, as apparently it's hard to get on both linux and os x

quyse/flaw,quyse/flaw,quyse/flaw,quyse/flaw,quyse/flaw,quyse/flaw,quyse/flaw