pulsesupport: Disable debug output by default.
pulsesupport: Disable debug output by default.

Turn off the debugging info by default. Enable it by setting PHONON_PULSEAUDIO_DEBUG=<level>
Also make the disable env var PHONON_PULSEAUDIO_DISABLE for consistency

KDE/phonon-xine,KDE/phonon-directshow,KDE/phonon-xine,shadeslayer/phonon-gstreamer,KDE/phonon-mmf,KDE/phonon-waveout,KDE/phonon-gstreamer,KDE/phonon-gstreamer,shadeslayer/phonon-gstreamer,KDE/phonon-directshow,KDE/phonon-quicktime,shadeslayer/phonon-gstreamer,KDE/phonon-xine