weakrefs for gesture node refs.
weakrefs for gesture node refs.

svn path=/trunk/libavg/; revision=6661

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