Implement a parser for IPv4 dotted-decimal notation.
Implement a parser for IPv4 dotted-decimal notation.

This implementation doesn't allow octal or hexadecimal octets like
inet_hton.

varjagg/Mezzano,AugustusHuang/Mezzano,varjagg/Mezzano,froggey/Mezzano,rvedam/Mezzano,AugustusHuang/Mezzano,froggey/Mezzano,rvedam/Mezzano