Updated to GXT 3.0.6
CORE-4727: Removing dependency to GXT 225, and updating to GXT 3.0.6
CORE-4667: Moved system message related autobeans to ui-commons
core-4709 fix app name validation
Merge branch 'v1.8.2' of github.com:iPlantCollaborativeOpenSource/ui-commons-module into v1.8.2