patch to add jail.allow_raw_sockets sysctl

[Matthew Dillon]

:Ive created this little diff that lets you specify whether or not you
:want jails to allow raw sockets(I wanted it because I got tired of
:ping not working from inside my jails).  It defaults to the same
:behavior as now which is to not allow jails to create raw sockets.
:
:http://www.kevinlkane.com/~kevin/allow_raw_sockets.diff
:
:Thanks,
:Kevin
:-- 
:Kevin L. Kane
:kevin.kane at gmail.com

    Committed!

					-Matt
					Matthew Dillon 
					<dillon at backplane.com>