ofono: libqofono: Added libqofono recipe

libqofono is a Qt library for oFono that provides easy to use Qt library and
QML components to use oFono.

OBS: This recipe provides the Qt4 support only, but the library also works
with Qt5.

Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>