"Fixed a number of bugs that affected both hosts and guests that
were running the X window system;
· Guest Additions will now make sure that the virtual mouse
autodetection feature will work on the first reboot after Additions
is installed on X.Org server 1.5 or later;
· In Guest Additions, the process identity number of running
services will now be properly reported;
· In Guest Additions, clean up will be properly performed if
X Window server terminates;
· Fixed an installation path for OpenGL libraries in several
64-bit guests, in Linux Additions;"