0de248c - Replaced the coded popup styling by css
0e039a9 - Added InfoText popup for Validation States
82128dd - Added an InfoText property that can be added to a validation state. This text is also part of the validation event.
008134d - Removed usage of builders due to deprecation of builders in jdk8 b91
008d3dc - Instead of clear the complete canvas on each call only the indicator areas will be cleared
1d8d791 - Added an optional state
set a node valid before another valid node fades out the current node stays visible