Added some more ICMP error to pico_err translations
Merge branch 'master' of github.com:tass-belgium/picotcp
Merge branch 'master' of github.com:tass-belgium/picotcp
Merge branch 'master' of github.com:tass-belgium/picotcp
Merge branch 'master' of github.com:tass-belgium/picotcp
Merge branch 'master' of github.com:tass-belgium/picotcp