base32decoder

This is a verbatim copy of Kenji Yoshino's base32 decode tool as availible here - https://www.tidgubi.com/tools/text/bash-base32-decoder/ as of February 3rd, 2018. This copy exists only to ensure availibility and potentially increase visibility.

BASH Base32 Decoder

I implemented a 100% BASH Base32 decoder according to Sectio 6 of RFC4648.