fix(rerendering): fixed unnecessary rerendering

* when input was clicked, list would rerender. Now checking that what you clicked is input and not rerendering.

From #32 #33

src/Autosuggest.vue

@@ -348,13 +348,19 @@ export default {
     updateCurrentIndex(index) {
       this.currentIndex = index;
     },
-    onDocumentMouseUp() {
+    onDocumentMouseUp(e) {
       /** Clicks outside of dropdown to exit */
       if (this.currentIndex === null || !this.isOpen) {
         this.loading = this.shouldRenderSuggestions();
         return;
       }
 
+      /** Do not re-render list on input click  */
+      const isChild = this.$el.contains(e.target);
+      if (isChild && e.target.tagName === 'INPUT') {
+        return;
+      }
+
       /** Selects an item in the dropdown */
       this.loading = true;
       this.didSelectFromOptions = true;