Added d3-styled topology editor
Fixed servlet response when removing an application. That fixes the fake error toast bug.
Improved notification usage.
Removed duplicate css declaration
Merge pull request #23 from rosogon/demo-review-dec14

Added d3-styled topology editor
Fixed SLA Module in conjuntion with SeaCloudsEU/sla-dashboard/583aa4bf7372cc9eee2fab3ba6843cfe73612c46