Add mingw64 tarball ghc-7.6 ghc-7.6.1-release ghc-7.6.2-release ghc-7.6.3-release
-rw-r--r-- 44 LICENSE
drwxr-xr-x - libffi
drwxr-xr-x - mingw
drwxr-xr-x - mingw64
drwxr-xr-x - perl