clamav: update to 0.98.3.
DDNS: Add support for twodns.de.

This commit adds support for the dynamic dns service provider twodns.de.

Fixes #10418.
DDNS: Add support for variomedia.de.

This commit adds support for the dynamic dns service provider variomedia.de.

Fixes #10485.
DDNS: Add support for spdns.de.

This commit adds support for the dynamic dns service provider spdns.de.

Fixes #10533.
xen-image-maker: Fix wrong menu entry for pygrub

Should fix https://bugzilla.ipfire.org/show_bug.cgi?id=10499
Change update url for spDNS.de.
setddns.pl: Switch off debuging output.

Switch off accidently enabled debugging output from commit
dc98645fd42873dfeda01188243565e2f977f4a9
Merge remote-tracking branch 'origin/master' into next
Merge remote-tracking branch 'alpha197/patch-1' into next
snort: Update url's for rule download.
Merge remote-tracking branch 'stevee/ddns-providers' into next
core78: Update filelist.