[BUG #8262] Multiple issues in qx.Mobile caused by Pointer enhancement
* Fixed Scrolling inside Menu and TextAreas
* Replaced ScrollComposite through iScroll/NativeScroll
* Marked ScrollComposite as deprecated
[BUG #8262] Multiple issues in qx.Mobile caused by Pointer enhancement
* Marked ScrollComposite as deprecated
* patched a method inside the form renderer