Update mc to 4.8.7.

	renamed:    utilities/mc/mc-4.8.4-desktop.patch.xz -> utilities/mc/mc-4.8.7-desktop.patch.xz
	new file:   utilities/mc/mc-4.8.7-imageviewer.patch.xz
	renamed:    utilities/mc/mc-4.8.4-slackware.patch.xz -> utilities/mc/mc-4.8.7-slackware.patch.xz
	modified:   utilities/mc/mc.build
Fix saving a copy of an obsolete config file.

	modified:   utilities/mc/mc-4.8.7-slackware.patch.xz
Add iptables 1.4.17, conntrack-tools 1.4.0, ipset 6.16.1, nfacct
1.0.0, libmnl 1.0.3, libnfnetlink 1.0.1 and all the various other
netfilter libs.

	new file:   base/firewall/conntrack-tools-1.4.0-configfilepaths.patch.xz
	new file:   base/firewall/conntrack-tools-1.4.0-conntrackdconf.patch.xz
	new file:   base/firewall/conntrack-tools-1.4.0-moduledir.patch.xz
	new file:   base/firewall/conntrack-tools-1.4.0-slackware.patch.xz
	new file:   base/firewall/conntrack-tools-1.4.0-systemd.patch.xz
	new file:   base/firewall/firewall.build
	new file:   base/firewall/ipset-6.16.1-mnllinking.patch.xz
	new file:   base/firewall/ipset-6.16.1-systemd.patch.xz
	new file:   base/firewall/iptables-1.4.17-datadir.patch.xz
	new file:   base/firewall/iptables-1.4.17-extensioncppflags.patch.xz
	new file:   base/firewall/iptables-1.4.17-rules.patch.xz
	new file:   base/firewall/iptables-1.4.17-systemd.patch.xz
	deleted:    libs_network/netfilter_libs/libnetfilter_conntrack-0.0.81-pkgconfig.patch.bz2
	deleted:    libs_network/netfilter_libs/netfilter_libs.SlackBuild
	deleted:    network/ipset/ipset-2.4.7-makefile.patch.bz2
	deleted:    network/ipset/ipset-2.4.7-slackware.patch.bz2
	deleted:    network/ipset/ipset.SlackBuild
	deleted:    network/iptables/iptables-1.4.3-manfix.patch.bz2
	deleted:    network/iptables/iptables.SlackBuild