Removed unused citra.h
Merge pull request #46 from archshift/citrah

Removed unused citra.h
Added FS functions to Archive and Archive_RomFS
Merge pull request #68 from archshift/readfile

Added FS functions to Archive and Archive_RomFS
Update CMakeLists to support buliding on Windows.

 - Remove support for Qt4.
 - Update in-tree GLFW binaries to GLFW 3.0.4, both Win32 and Win64
   versions.
 - Remove GLEW. Replace it with a glLoadGen-generated loader for OpenGL
   3.2. This removes one set of precompiled binaries from the tree.
Avoid LOGGING redefinition warnings.