Upgrade unicorn to 4.8.2
Upgrade dalli to 2.7.0
Upgrade Coveralls to 0.7.0
Upgrade Rails to 3.2.16
Upgrade faraday-http-cache to 0.4.0
Upgrade google-api-client to 0.7.1
Upgrade newrelic_rpm to 3.7.2.192
Upgrade rack-rewrite to 1.5.0