Update webmock to version 1.17.3
Update librato-rails to version 0.10.2
Update newrelic_rpm to version 3.7.2.192
Update pry to version 0.9.12.6
Update rack-maintenance to version 1.1.0
Update dalli to version 2.7.0
Update high_voltage to version 2.1.0
Update factory_girl_rails to version 4.4.0
Update unicorn to version 4.8.2