added stram events widget
basic events working
added tests for StramEventCollection
updated reason block in event
added some text items, removed log statement
improved dt-text directive: key can be element text
added httpBackend test snippet
updates to stram events widget
Merge branch 'ng-event-widget.MLHR-1226' into ngConsole

Conflicts:
	ng-console/app/pages/ops/appInstance/appInstance.js