Update uglifier gem to 2.2.1
Update guard-brakeman gem to 0.8.0
Update guard-brakeman gem to 0.8.1
Update chronic gem to 0.10.1
Update mime-types gem to 1.25
Update flog gem to 4.1.2
Update powerpack gem to 0.0.7
Update libnotify gem to 0.8.2
Update uniform_notifier gem to 1.3.0
Update raindrops gem to 0.12.0
Update guard-rubocop gem to 0.2.2
Update gettext gem to 3.0.0
Update fast_gettext gem to 0.8.0
Update better_errors gem to 1.0.1
Update multi_json gem to 1.8.0
Update listen gem to 1.3.1
Update newrelic_rpm gem to 3.6.7.152
Update chronic gem to 0.10.2
Update guard-rspec gem to 3.0.3
Update thread_safe gem to 0.1.3