Merge pull request #39 from snoyberg/master

WAI 2.0 support #38
Update the changelog
Remove 7.2 support, case-insensitive won't install on it
Version 4.2.24
Tweak the travis scripts
More travis hacks
More travis tweaks
More travis stuff
Fix timestamps in the .tar.gz
Version 4.2.26, using yet another cabal version
Remove travis hacks
Update the deploy instructions, they were quite out of date
Switch to using the new Hackage database, thanks to Duncan putting it back
Change the temp file location from hlint to hoogle
Stop System.FilePath being imported by default
Add defaults for the MIN_VERSION_wai tests, so it works in GHCi
Add removeFile_ to General.System
Update the version and libdir
Recipel, rename and expose translateKeywords
Recipe, refactor the Hackage test to have a separate function to read the platform packages