Merge pull request #337 from massysett/master

add new contributor
Add a slug file fpco/stackage-server#37
Add haddock-api and text-binary
Add prefix-units package
Merge pull request #339 from iustin/master

Add prefix-units package
Switch back to webdriver kallisti-dev/hs-webdriver#53
Only build haddock-api on GHC 7.8 or higher
Remove upper bound and close #274
Better slug
Skip hasql tests
Fix Hackage distro upload?
Better Hackage distro upload (maybe?)
Add package clock
Add package clock
Merge pull request #340 from pmiddend/master

Add package clock
Upper bound for #341
Upper bound for #342
Some more upper bounds
Remove upper bounds and close #342
Remove upper bounds and close #276