Update udp @since
Implement ICMP
Clean obsolete references
Merge branch 'feature/icmp' into develop
Refactor counter and uptime
Add copyright and license to icmp headers
ARP skeleton
Fix typo in documentation
Define arp layout
Fix logger reference
Implement ARP
Merge branch 'feature/arp' into develop
Bump version
Merge branch 'release/0.8.0' into develop