Release v1.6.0 on 2020-08-13.

1. 9621460 sgsnemu: Implement ping on IPv6 APNs by Pau Espin Pedrol · 4 years, 2 months ago
2. e2b0961 sgsnemu: Handle IPv6 SLAAC in tun iface manually by Pau Espin Pedrol · 4 years, 2 months ago
3. 1c8ae66 Move icmpv6 and checksum files from ggsn/ dir to lib/ by Pau Espin Pedrol · 4 years, 2 months ago[Renamed from ggsn/icmpv6.h]
4. 7d54ed4 ggsn: encaps_tun: Avoid forwarding packet if EUA is unassigned, fix crash by Pau Espin Pedrol · 6 years ago
5. f85fe97 ICMPv6: Send router advertisement from own link-local address by Harald Welte · 7 years ago
6. d46bcd2 IPv6: Implement IPv6 prefix assignment via ICMPv6 router advertisement by Harald Welte · 7 years ago