Enforce Ruby 2.2.3 on travis tests
Enforce Ruby 2.2.3 on travis tests

rails/web-console,gsamokovarov/web-console,gsamokovarov/web-console,rails/web-console,rails/web-console,gsamokovarov/web-console,rails/web-console,gsamokovarov/web-console,sh19910711/web-console,sh19910711/web-console,sh19910711/web-console,sh19910711/web-console