treenode_editor | Fixed missing editorMode property.

vue_frontend/src/components/UlohaVzorakNode.vue

@@ -35,6 +35,7 @@ export default {
 		item: Object,
 		create: Boolean,
 		showSelect: Boolean,
+		editorMode: Boolean,
 	},
 	mounted: function(){
 		if (this.item.node.uloha === null){