Enhanced ibus-gnome3 shell lookup window.
Updated ibus-HEAD.patch from upstream
* Fixed Bug 769135 - ibus-x11 SEGV in _process_key_event_done.
Updated ibus-541492-xkb.patch
* Fixed Bug 757889 - ibus-setup SEGV without active engine.
* Fixed Bug 760213 - ibus-setup saves XKB variants correctly.
* Fixed Bug 769133 - ibus-engine-xkb returns FALSE for ASCII typings.
Updated ibus-xx-bridge-hotkey.patch for an enhancement.