fix: appendToBody doesn't work with jQuery < 1.10.0

.relpaceWith in jQuery (version less then 1.10) doesn't work properly
and as so, ui-select with 'appendToBody=true' doesn't display selected
value.
Use .after() and .remove() instead of .replaceWith() to avoid this
issue.

Author: AlexFess

src/uiSelectDirective.js

@@ -240,7 +240,8 @@ uis.directive('uiSelect',
           }
 
           // Move the dropdown element back to its original location in the DOM
-          placeholder.replaceWith(element);
+          placeholder.after(element);
+          placeholder.remove();
           placeholder = null;
 
           element[0].style.position = '';