Fix arm compile issues caused by sync

ok drahn@
Implement a fix for 5.6-stable:

fix for the SSL session reuse vulnerability (CVE-2014-3616)
ok jasper@

"sure, go ahead" natano@
sync
create checksum for game set.

ok natano@
Remove unused CRUNCHCONFS variable.

ok pedro@
Remove elfrdsetroot (rd(4) has been removed).

ok pedro@
Bitrig doesn't use _KMEMUSER.

ok pedro@
There is a keyword for removing files; it's called REMOVE.

ok patrick@
Stop stripping comments from scripts.

Remove SCRIPT keyword; use COPY instead. We don't have floppy disks
anymore, so we are not that desperate to shave off some bytes.

ok patrick@