ECC: Add FHMQV support #1001

Job	Run time
documentation/ubuntu-latest	4m 3s
compile-base/ubuntu-latest	5m 40s
compile-arm-ports/ubuntu-latest	16m 54s
rpl-lite/ubuntu-latest	6m 18s
rpl-classic/ubuntu-latest	8m 13s
smor/ubuntu-latest	3m 26s
renode-simulation/ubuntu-latest	4m 31s
simulation-base/ubuntu-latest	5m 19s
ipv6/ubuntu-latest	4m 30s
ieee802154/ubuntu-latest	5m 50s
tun-rpl-br/ubuntu-latest	11m 57s
script-base/ubuntu-latest	3m 44s
native-runs/ubuntu-latest	11m 9s
ipv6-nbr/ubuntu-latest	3m 43s
coap-lwm2m/ubuntu-latest	6m 35s
packet-parsing/ubuntu-latest	3m 52s
documentation/macos-x64	6m 10s
compile-base/macos-x64	10m 10s
rpl-lite/macos-x64	15m 4s
rpl-classic/macos-x64	22m 50s
smor/macos-x64	10m 21s
ipv6/macos-x64	7m 46s
script-base/macos-x64	3m 59s
ipv6-nbr/macos-x64	4m 55s
packet-parsing/macos-x64	4m 42s
	3h 11m 41s

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