Merge pull request #2846 from colemanw/patch-2

Fix bug where elements in select2 drop cannot be focused

select2.js

@@ -2188,7 +2188,7 @@ the specific language governing permissions and limitations under the Apache Lic
                 // without this the search field loses focus which is annoying
                 if (document.activeElement === this.body.get(0)) {
                     window.setTimeout(this.bind(function() {
-                        if (this.opened()) {
+                        if (this.opened() && this.results && this.results.length > 1) {
                             this.search.focus();
                         }
                     }), 0);