ECC: Add FHMQV support #1004

Job	Run time
documentation/ubuntu-latest	3m 37s
compile-base/ubuntu-latest	2m 46s
compile-arm-ports/ubuntu-latest	13m 15s
rpl-lite/ubuntu-latest	4m 37s
rpl-classic/ubuntu-latest	6m 50s
smor/ubuntu-latest	3m 34s
renode-simulation/ubuntu-latest	3m 3s
simulation-base/ubuntu-latest	3m 54s
ipv6/ubuntu-latest	2m 39s
ieee802154/ubuntu-latest	3m 2s
tun-rpl-br/ubuntu-latest	11m 40s
script-base/ubuntu-latest	2m 46s
native-runs/ubuntu-latest	10m 14s
ipv6-nbr/ubuntu-latest	2m 26s
coap-lwm2m/ubuntu-latest	5m 10s
packet-parsing/ubuntu-latest	2m 21s
documentation/macos-x64	4m 30s
compile-base/macos-x64	5m 11s
rpl-lite/macos-x64	16m 32s
rpl-classic/macos-x64	27m 53s
smor/macos-x64	8m 1s
ipv6/macos-x64	5m 52s
script-base/macos-x64	5m 3s
ipv6-nbr/macos-x64	4m 53s
packet-parsing/macos-x64	4m 44s
	2h 44m 33s

Provide feedback