Drop default encoding
Add p7 to redis cache
Update multi_json gem to 1.7.3
Update slop gem to 3.4.5
Update dalli gem to 2.6.3
Update net-scp gem to 1.1.1
Update net-sftp gem to 2.1.2
Update newrelic_rpm gem to 3.6.2.96
Update sass gem to 3.2.9
Update highline gem to 1.6.19
Add graphviz to README
Update mail gem to 2.5.4
Update database_cleaner gem to 1.0.1
Update riddle gem to 1.5.6
Update thinking-sphinx gem to 3.0.3
Update listen gem to 1.1.1
Update json gem to 1.8.0
Update tilt gem to 1.4.1
Update meta_request gem to 0.2.5
Update pry gem to 0.9.12.2