Add riak install to travis build.
Make before_install a list.
Ensure that the test riak directory is always created.
Debugging travis.
Fix path.
Disable hipe.
Run tests with travis.

 - Ensure erlang and riak are installed.
 - Ensure riak is running.
 - Configure with tests.
 - Added test section to cabal file.
Merge pull request #7 from Davorak/resolveManyFix

Fix double commit issue with Resolveable puts. Replace resolveMany' with resolveMany.
Fixed transformer version range.
Merge branch 'master' into monadTransformers