Tooltip for addons added and alignment added as well.
Color for addons label changed.
NoDescriptionAvailable added.
Tooltip out parameter changed color for custom nodes. Loading parameters from xml file added.
Changes for custom node removed.
Empty string removed.
outputParameters for NodeSearchElement returns by default none value.
When these is no input or it is none string, do not add colon.
Empty string removed.
CustomNodeToBoolConverter added.
Merge branch 'Sitrus2' into DUI-TooltipForAddons
List() used instead of List.
GenerateOutputParameters for DSFunctionNodeSearchElement was rewritten.
NoDescriptionAvailable added.
Check only for NodeSearchElement added.
HasDescription property is added.
NodeTypeToColorConverter added.
Dead comment removed.
HasDescription is updated.
Merge pull request #183 from vmoyseenko/DUI-TooltipForAddons

DUI: tooltip for addons. Part 1