Separate the UI from the Server

I totally separated the UI from the admin server.
It's now merely some static sources.
The (AngularJS) UI itself is build using Gulp and packaged into a separate .jar (under META-INF/resources - needs servlet 3.0 to be served)

Whith a little help from https://blog.codecentric.de/en/2014/08/angularjs-browserify