libavg_app: Fixed subscription leak in TouchVisualizationOverlay
libavg_app: Fixed subscription leak in TouchVisualizationOverlay

svn path=/branches/libavg_app/; revision=9078

hoodie/libavg,th3infinity/libavg,scotty007/libavg,yyd01245/libavg,th3infinity/libavg,scotty007/libavg,th3infinity/libavg,libavg/libavg,yyd01245/libavg,scotty007/libavg,hoodie/libavg,hoodie/libavg,libavg/libavg,hoodie/libavg,yyd01245/libavg,scotty007/libavg,libavg/libavg,th3infinity/libavg,yyd01245/libavg,libavg/libavg