New port: devel/go-termbox

[sbz]

Summary

Termbox is a library that provides a minimalistic API which allows the
programmer to write text-based user interfaces.

WWW: https://github.com/nsf/termbox-go

Test Plan

• portlint -a
• poudriere testport -j 11i386 -p portsdir -o devel/go-termbox [1]
• poudriere testport -j 11amd64 -p portsdir -o devel/go-termbox [2]

[1] http://62.210.142.226:8000/11i386-portsdir/latest/build.html
[2] http://62.210.142.226:8000/11amd64-portsdir/latest/build.html