app-crypt/heimdal: Multibuildify

Change-Id: I888b8aaeababa2b44d02b3d9a161fef77a3efd9b
davfs2: bump to 1.5.0.

Change-Id: I252a5cc23c7165c9ee114b799b126e4bbe0eee4b
krb5: version bump to 1.12.2, fixes CVE-2014-4345
virtual/kerberos: Multibuildify app-crypt/heimdal as well

Change-Id: If9aa2a6b3e4944898db8447bb7b1c1848fe780f6
use export_exlib_phases

Change-Id: I686f697947877b2ef39d3f15ce1803b2b8ee6bbc
squid: version bump to 3.4.6
tcpdump: version bump to 4.6.1
squid: version bump to 3.4.7
protobuf: version bump to 2.6.0
change openssl to libssl in net-misc/tor

Change-Id: I975db9ea8f5cbfac6fca33f73562b69726f6b730
Version bump to mod_wsgi-4.2.8
Version bump to shorewall-core-4.6.3.1
Version bump to shorewall-4.6.3.1
Version bump to shorewall-lite-4.6.3.1
Version bump to shorewall6-4.6.3.1
Version bump to shorewall6-lite-4.6.3.1
Version bump to tnef-1.4.12
Version bump to nmap-6.47
cockpit: adjust to upstream changes
krb5: revbump removing the already disabled db dependency