Removed fake mouse event generated on app focus gain.
Removed fake mouse event generated on app focus gain.

svn path=/trunk/libavg/; revision=4718

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