fix moc in 4.x tripping over BOOST
Origin: http://pkgs.fedoraproject.org/cgit/qt.git/plain/qt-everywhere-opensource-src-4.8.5-QTBUG-22829.patch?id=
e41de7f53a97dd68f1bd13fe64b6d84cf945397a
Bug: https://bugreports.qt-project.org/browse/QTBUG-22829
Bug-Debian: http://bugs.debian.org/704045
Bug-RedHat: https://bugzilla.redhat.com/756395
Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/qt4-x11/+bug/
1119656
Applied-Upstream: Qt5 has proper parsing support.
Gbp-Pq: Name qt-everywhere-opensource-src-4.8.5-QTBUG-22829.patch