redis state change behaviour closer to how it was previously
test for repeated state value handling
unlock ruby version, build w/Ruby 2 in travis
bump chronic version, remove deprecation warning under Ruby 2
Merge pull request #236 from ali-graham/235_revert_repeated_state_changes

Revert repeated state changes
Merge pull request #237 from ali-graham/unlock_ruby_version

unlock ruby version, build w/Ruby 2 in travis
update submodule pointer
Merge branch 'master' of github.com:flpjck/flapjack