Added DragRecognizer sample/test.
Added DragRecognizer sample/test.

svn path=/trunk/libavg/; revision=6491

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