packages: znc: moved to github

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@41758 3c298f89-4303-0410-b956-a3cf2f4a3e73
packages: libxslt: moved to github

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/packages@41759 3c298f89-4303-0410-b956-a3cf2f4a3e73