Update method names: remove enableEventListeners/disableEventListeners

You can use setOptions method to change the scroll/resize options at will to replicate the original functionality here, but I did not notice any reason to do this. The resize/scroll listeners appear to be getting added/removed upon toggling the tooltip without any workaround here.

https://popper.js.org/docs/v2/migration-guide/#8-update-method-names

src/component/popper.js.vue

@@ -159,15 +159,9 @@
     watch: {
       showPopper(value) {
         if (value) {
-          this.$emit('show', this);
-          if (this.popperJS) {
-            this.popperJS.enableEventListeners();
-          }
           this.updatePopper();
+          this.$emit('show', this);
         } else {
-          if (this.popperJS) {
-            this.popperJS.disableEventListeners();
-          }
           this.$emit('hide', this);
         }
       },