Merge pull request #2236 from mkurz/destroy_fix

.destroy() should destroy all selected select2

select2.js

@@ -3306,7 +3306,7 @@ the specific language governing permissions and limitations under the Apache Lic
                     value = select2[method].apply(select2, args.slice(1));
                 }
                 if (indexOf(args[0], valueMethods) >= 0
-                    || (indexOf(args[0], propertyMethods) && args.length == 1)) {
+                    || (indexOf(args[0], propertyMethods) >= 0 && args.length == 1)) {
                     return false; // abort the iteration, ready to return first matched value
                 }
             } else {