feat(context-pad): add text annotation option for data objects/stores

Closes #564

lib/features/context-pad/ContextPadProvider.js

@@ -279,7 +279,12 @@ ContextPadProvider.prototype.getContextPadEntries = function(element) {
     });
   }
 
-  if (isAny(businessObject, [ 'bpmn:FlowNode', 'bpmn:InteractionNode' ]) ) {
+  if (isAny(businessObject, [
+    'bpmn:FlowNode',
+    'bpmn:InteractionNode',
+    'bpmn:DataObjectReference',
+    'bpmn:DataStoreReference'
+  ]) ) {
 
     assign(actions, {
       'append.text-annotation': appendAction('bpmn:TextAnnotation', 'bpmn-icon-text-annotation'),

test/spec/features/context-pad/ContextPadProviderSpec.js

@@ -250,9 +250,20 @@ describe('features - context-pad', function() {
 
       expectContextPadEntries('DataStoreReference', [
         'connect',
+        'append.text-annotation',
         '!replace',
-        '!append.end-event',
-        '!append.text-annotation'
+        '!append.end-event'
+      ]);
+    }));
+
+
+    it('should provide DataObjectReference entries', inject(function() {
+
+      expectContextPadEntries('DataObjectReference', [
+        'connect',
+        'append.text-annotation',
+        '!replace',
+        '!append.end-event'
       ]);
     }));