Fixed #750 with a workaround and update to 3.0.3

package.json

@@ -56,7 +56,7 @@
     "prismjs": "^1.15.0",
     "quill": "^1.3.7",
     "sass-loader": "^8.0.2",
-    "vue": "3.0.2",
+    "vue": "3.0.3",
     "vue-router": "^4.0.0-0"
   }
 }

src/components/treetable/TreeTableRow.vue

@@ -30,7 +30,7 @@ import Ripple from '../ripple/Ripple';
 
 export default {
     name: 'sub-ttnode',
-    emits: ['node-click', 'node-toggle', 'checkbox-change'],
+    emits: ['node-click', 'node-toggle', 'checkbox-change','nodeClick', 'nodeToggle', 'checkboxChange'],
     props: {
         node: {
             type: null,