Recognize separator item in QMenu.

The mouse over event on upper level menu separator should
automatically close the sub menu listing. Manual test is not
needed for this commit since it is easy to test it against common
examples.

Task-number: QTBUG-31664
Change-Id: I323d7ba206352a5d533584543b9a2ebf842b4dfc
Reviewed-by: J-P Nurmi <jpnurmi@digia.com>
Make qtbase compile with QT_NO_TEXTCODEC

Change-Id: I1614dc08c0dd1950020e415f37c97160431b2336
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Remove use of 'register' from Qt.

It is deprecated and clang is starting to warn about it.

Patch mostly generated by clang itself, with some careful grep
and sed for the platform-specific parts.

Change-Id: I8058e6db0f1b41b33a9e8f17a712739159982450
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>