Capistrano 3

Bugfixes

• Fixed an issue with JSData, where the parent constructor wasn't called, see #154
• Fixed issue when deploying to php7.0/1 server, see #153
• Remove the div's with the class container inside notification.html.twig, #142
• Set width of logo to 100% so IE respects the aspect ratio, see #144
• Fix clickable row with links, see #139

Improvements

• Moved to Capistrano3, see #155
• Form type for easier image handling, see #129
• Move JMSTranslationBundle routes from routing_dev.yml to routing.yml, see #151
• Refactor flash class handling the js genereted messages, see #140
• Multi user bundle as default, see #147
• Yarn, see #143
• Enable Gitlab's continuous integration, see #136
• Show form errors on top, see #138

And several other improvements...