[libraries] use bundler to pull latest versions of libs
[libraries] client, server, api are working w/ new libs, specs pass
[libraries] fixed cli allowed log levels, removed Oj
[libraries] use latest released sensu libs, lock 'em, wrap rabbit w/ testing conditional
[libraries] test daemon write_pid, pid file needed \n, test was lost w/ the removal of Sensu::Process
[libraries] test all utility methods
[libraries] test cli w/o requiring constants
[libraries] removed remaining relative requires, spec cleanup/review
[libraries] make sensu 1.8/9 friendly
Merge pull request #727 from portertech/libraries

Use the new Sensu libraries, general refactoring