Deleting more LXpanel stuff.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Deleted LXDE desktop session configuration file.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Deleted last of LXDE session stuff from etc/skel/.

Signed-off-by: The Doctor <drwho@virtadpt.net>
Wiped out a whole bunch of KDE specific stuff.

Signed-off-by: The Doctor <drwho@virtadpt.net>