Removed one warning flag (when using GCC) as it was spamming. Added one compiler flag for MinGW to enable GL3+ to build.
Removed one warning flag (when using GCC) as it was spamming.
Added one compiler flag for MinGW to enable GL3+ to build.

--HG--
branch : v1-9

jhu-lcsr-forks/ogre,vancepym/ogre,vancepym/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,jhu-lcsr-forks/ogre,vancepym/ogre,vancepym/ogre,jhu-lcsr-forks/ogre,vancepym/ogre