Fix `gofmt -l -w` not monospaced.

fix insert phase error

Add space between English and Chinese words and fix many typo/terms issues (zh-tw)

Add Traditional Chinese translation

misspells fixed

Added 02.4.md

Tradução ddas Concorrencias

Typo in spanish file

Update 12.1.md

Update 02.2.md

tradução da páginas de concorrencias em Go

go 格式修复

fix typo

Fix minor typo in command

Initiate Thai translation

update expired scrypt link

Add a link for reading the book or downloading it as pdf

Update 12.2.md