A few general cleanups including dropping GHC 7.0/7.2 support
in line with the policy at http://darcs.net/Development/Policy#ghc-versions
4 patches for repository darcs-unstable@darcs.net:screened:
Fri Feb 7 07:49:13 GMT 2014 Ganesh Sittampalam <ganesh@earth.li>
* fix hashed-storage build on Windows
Fri Feb 7 06:21:05 GMT 2014 Ganesh Sittampalam <ganesh@earth.li>
* remove accidentally added file
Fri Feb 7 20:22:01 GMT 2014 Ganesh Sittampalam <ganesh@earth.li>
* get rid of now redundant conditionalisation
Fri Feb 7 20:21:57 GMT 2014 Ganesh Sittampalam <ganesh@earth.li>
* drop support for GHC 7.0/7.2