Merge branch 'stable/3.0'

Dropped:
	redhat/README.rpm_build.md
	redhat/daemons
	redhat/frr.init
	redhat/frr.logrotate
	redhat/frr.spec.in

Signed-off-by: David Lamparter <equinox@opensourcerouting.org>

diff --cc configure.ac
Simple merge

diff --cc isisd/isis_adjacency.c
Simple merge

diff --cc ldpd/lde.c
Simple merge

diff --cc ldpd/ldpe.c
Simple merge

diff --cc ospf6d/ospf6_intra.c
Simple merge

diff --cc ospfd/ospf_spf.c
Simple merge

diff --cc ripngd/ripngd.c
Simple merge

diff --cc zebra/zebra_mpls_openbsd.c
Simple merge

diff --cc zebra/zserv.c
Simple merge