(CMake) Properly determine if we are on a 64bit platform
(CMake) Properly determine if we are on a 64bit platform

--HG--
branch : v1-7

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