Merge pull request #225 from UnityTech/gif

Make showToolbar public.

Runtime/widgets/editable_text.cs

                 this._getScrollOffsetForCaret(this.renderEditable.getLocalRectForCaret(position)));
         }
 
-        bool showToolbar() {
+        public bool showToolbar() {
             if (this._selectionOverlay == null) {
                 return false;
             }