Forcing element value to update later

Updating the value outside of the scope digest cycle appears to fix
issue #9.

Author: fidian

lib/tai-placeholder.js

@@ -73,7 +73,12 @@
                             $element.addClass(className);
 
                             if (needsShim) {
-                                $element.val(text);
+                                /* Add a delay so the value isn't assigned to
+                                 * scope.  Issue #9
+                                 */
+                                setTimeout(function () {
+                                    $element.val(text);
+                                }, 1);
                             }
                         }
                     });