New features
[d8ecd9f] Stop using Assetic to manage assets (@javiereguiluz)
[8f40b6f] Made the slugger compatible with every language (@javiereguiluz)
[0313e7a] Updated to Symfony 3.2 BETA1 (@javiereguiluz)
[84de97a] Use dynamic env params for critical settings and restore Heroku deploys (@dzuelke)
Bug fixes
[a1d55d0] Removed obsolete code (@fabpot)
[690ffb7] Removed unused namespace (@bocharsky-bw)
[1bf9dec] Added PHPdocs with proper types for entity properties (@bocharsky-bw)