Backport OVS related fixes (rh #1871935)
ovs: support changing the MTU of ovs interfaces (rh #1820052)
ovs: fix race condition in setting MAC address (rh #1852106)

Update to 1.18.8 relase
ifcfg-rh: handle "802-1x.{,phase2-}ca-path" (rh #1841397, CVE-2020-10754)
ifcfg-rh: handle 802-1x.pin properties.

ip-tunnel: set cloned-mac-address only for layer2 tunnel devices (rh #1832170)

Update translations (rh #1796852)

vpn: gracefully handle invalid routes from VPN plugins
workaround g_strtoll() failing with EAGAIN (rh #1797915)

Update to 1.18.6 release
cli: unset "ipv[46].never-default" when setting "ipv[46].gateway" (rh #1785039)
core: keep MTU of MACsec and MAC-VLAN interfaces in sync with parent (rh #1723690)
core: forbid autoactivation of parent when it is blocked by user request (rh #1765566)

ovs: allow changing mac address of bridges and interfaces (rh #1740557)

dhcp: include conditionals from existing dhclient configuration (rh #1758550)
core: fix sending ARP announcements (rh #1767681)

Update to 1.18.4 release
cli: fix bash completion for slave-types (rh #1654062)
core: improve handling of policy routing rules when restarting daemon (rh #1696881)
ifcfg-rh: preserve existance of ethernet setting in profile (rh #1703960)
tui: only add bond options to profile that are supported by tui (rh #1715720)
cli: fix resetting default value for properties (rh #1715887)
core: fix detecting parent device by connection's UUID (rh #1716438)
core: fix setting IPv6 route options and destination (rh #1727193)
core: support more "arp_validate" bond options (rh #1730793)

core: fix activation of ovs slaves after a service restart (rh #1733709)

po: update translations (rh #1689962)

cli: don't wait forever in the editor on update connection failure (rh #1702203)
team: fix setting validate_active, validate_inactive and send_always flags (rh #1720153)

team: don't kill teamd for external devices (rh #1711952)
ifcfg-rh: use PKCS#12 private key also as client certificate in reader (rh #1714610)
po: update translations (rh #1689962)

cli: hide certificate blobs unless --show-secrets is passed (rh #1702199)
device: fix reapply of MTU (rh #1702657)
settings: fix failed assertion when adding connections (rh #1707261)
core: ensure software devices are managed when networking gets enabled (rh #1701585)
device: restore IPv6 configuration on link up (rh #1548237)
dbus: fix return value for LoadConnection and avoid assertion for relative path (rh #1708660)
core: fix file permissions of /var/lib/NetworkManager/secret_key (rh #1709849)
tc: add suppor for mired action an fq_codel qdisc (rh #1546802)

Update to 1.18.0 release
cli: fix crash handling gsm secrets (rh #1698495)
rules: fix duplicate policy routing rules (rh #1652653)

dcb: fix crash (rh #1700408)
cli: fix crash (rh #1700409)