Bugfix in Sync

Fixed error when after sync trying to call update functions in
potentially not initialized components

src/components/Sync.vue

@@ -604,7 +604,10 @@ export default {
                 }
 
 				// Update the POI list after sync
-				this.$root.sharedState.placesListComponent.getPOIListFromStore();
+				if(this.$root.sharedState.placesListComponent != undefined)
+				{
+					this.$root.sharedState.placesListComponent.getPOIListFromStore();
+				}
             })
 
     },
@@ -1007,7 +1010,10 @@ export default {
                         }
                 });
                 // Update the data model for the observation list.
-				this.$root.sharedState.observationListComponent.getObservationsFromStore();
+				if(this.$root.sharedState.observationListComponent != undefined)
+				{
+					this.$root.sharedState.observationListComponent.getObservationsFromStore();
+				}
             })
     },