Capitalize the H in GitHub

Added "It's ok" to /pkg paragraph

fix a word mistake in writing

Fix links in pkg README

Replacement of broken link in examples.

add A Chinese Post about Package-Oriented-Design guidelines and Architecture layer

merge all

404 links removed, pkg directories added

Remove link to 404 not found

Make some links clickable in the readme

Integrating https://github.com/github/gitignore/blob/master/Go.gitignore

Remove unnecessary .keep files

nats new repo

Integrating https://github.com/github/gitignore/blob/master/Go.gitignore

'.keep' files where committed early on to build a directory structure. Since then other files have been added to those directories, making
them unnecessary.

Fix typo ("Go tool" -> "Go tools")