tweaks

src/component/DateComponent.js

@@ -23,7 +23,6 @@ var DateComponent = FC.DateComponent = Component.extend({
 
 	isDatesRendered: false,
 	isEventsRendered: false,
-	eventInstanceRepo: null,
 
 
 	constructor: function() {
@@ -772,7 +771,7 @@ DateComponent.watch('displayingEvents', [ 'displayingDates', 'eventDataSource' ]
 });
 
 
-DateComponent.watch('settingEventDataSourceInChildren', [ 'eventDataSource' ], function(deps) {
+DateComponent.watch('eventDataSourceInChildren', [ 'eventDataSource' ], function(deps) {
 	this.setEventDataSourceInChildren(deps.eventDataSource);
 }, function(deps) {
 	this.unsetEventDataSourceInChildren(deps.eventDataSource);

src/models/EventInstanceDataSource.js

@@ -13,7 +13,7 @@ var EventInstanceDataSource = Class.extend(EmitterMixin, {
 
 
 	tryReset: function() {
-		if (this.canTrigger()) {
+		if (this.isPopulated && this.canTrigger()) {
 			this.triggerChangeset(new EventInstanceChangeset(
 				true, // isClear
 				null, // removals