Provide failure_message_when_negated for rspec matcher
Make .ruby-version compatible with rbenv, closes #130
Use Rack HEAD when testing Rails HEAD
Fix RSpec deprecation warnings in the ActiveAttr specs
Upgrade test suite support
Upgrade to RSpec 3
Workaround RSpec 3 defining a BasicObject class in Ruby 1.8
Travis doesn't like git/ssh
Merge commit '54d769291cbc8d8d45ee7ce51e0da83bf22261d8'
Fix backwards compatibility with RSpec 2 and Shoulda
Mark the release of 0.8.4
Don't reference ActiveAttr module needlessly
Fix typo in README
Cleanup warnings in test suite
Don't be picky about Minitest versions, because Rails is omakase.