Replace usage of obsolete KDevVarLengthArray with QVector
QChar usage updates
poor commit practice: we can now open a window with Qt 5.2 (but no
longer for Qt 4.x).
support QImage again by fixing the smoke generator's output of function
pointers in parameter declarations
cleanup addressBook demo
managed to reverse engineer MOC to the point that custom signals are
again supported
update characterWidget demo to Qt 5
some demo fixes