pushpin.js in materialize-sass-1.0.0.1

- old
+ new

@@ -60,14 +60,17 @@
        * Teardown component
        */
       value: function destroy() {
         this.el.style.top = null;
         this._removePinClasses();
-        this._removeEventHandlers();
 
         // Remove pushpin Inst
         var index = Pushpin._pushpins.indexOf(this);
         Pushpin._pushpins.splice(index, 1);
+        if (Pushpin._pushpins.length === 0) {
+          this._removeEventHandlers();
+        }
+        this.el.M_Pushpin = undefined;
       }
     }, {
       key: '_setupEventHandlers',
       value: function _setupEventHandlers() {
         document.addEventListener('scroll', Pushpin._updateElements);