livecd: fix dhcp running even when we don't want it to

git-svn-id: http://pentoo.googlecode.com/svn@5941 04556701-5d27-2e10-b29c-201e0903c0fa
pentoo-livecd: more changes than I can shake a stick at

git-svn-id: http://pentoo.googlecode.com/svn@5942 04556701-5d27-2e10-b29c-201e0903c0fa
pentoo-installer: remove binary-driver-handler from runlevel after install (it gets removed anyway)

git-svn-id: http://pentoo.googlecode.com/svn@5943 04556701-5d27-2e10-b29c-201e0903c0fa
pentoo-system: update motd, etc

git-svn-id: http://pentoo.googlecode.com/svn@5944 04556701-5d27-2e10-b29c-201e0903c0fa