[dev-qt/qtquick1] Add designer USE flag.

Package-Manager: portage-2.2.10
[dev-qt/qtwidgets] Cherry pick systray improvement from dev branch.

Recommended by KDE developers, for more information see
http://blog.martin-graesslin.com/blog/2014/06/where-are-my-systray-icons/
Merge pull request #62 from okias/widgets
[dev-qt/qtgui:5] Fix QCONFIG_DEFINE with USE="opengl".

Fixes bug #515080
Merge pull request #59 from JYF
Merge branch 'master' into docs