Fix meshupgrader could not load any file due wrong api fread usage
Fix meshupgrader could not load any file due wrong api fread usage

--HG--
branch : v1-9

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