New port: devel/hexd

hexd prints a human-readable hexdump of the specified files, or
standard input if omitted. Its main distinguishing feature is the use
of colours to visually indicate which range of values an octet belongs
to, aiding in spotting patterns in binary data.

WWW: https://github.com/FireyFly/hexd/

PR: 219719
Submitted by: Dhananjay Balan <mail@dbalan.in>