Revert "Update accelerator changes from Jörn-Ingo Weigert."

This reverts commit 5cf2c339680b6922a08ebf1d44dab5c90ba2d5d4.

Conflicts:
	html/html/themes/ipfire/include/functions.pl
	html/html/themes/maniac/include/functions.pl
	langs/de/cgi-bin/de.pl
	langs/en/cgi-bin/en.pl
Update langs.
Revert "ipsec: Shut up strongswan logging."

This reverts commit 43f4c938c18775afd3ed03295c1dbdbca588d761.

Conflicts:
	config/rootfiles/oldcore/66/update.sh
core68: Update rootfiles.