initial port to Qt5. compiles. some cleaning up of cmake files needed, though
cleaned include directive
edited cmake files to support Qt4 and Qt5
don't use automoc for Qt5 as it would not work with cmake < 2.8.9
removed unneccessary line
fixed pkgconfig file for Qt5 to require the proper modules
properly link dynamically against the Qt5 modules... in a way that works with cmake < 2.8.8 as well
changed library name to packagekit-qt5 for Qt5 build. properly connect and disconnect signals in Qt5 build
[packaging] Add patches and packaging for qt5 build