Fix comment typo {Patterns} => {Global}
Add tutorial zh
Add link in readme
Merge branch 'dev'

* dev:
  Add link in readme
  Add tutorial zh
  Fix comment typo {Patterns} => {Global}
Rename bin/cli.js to bin/bell.js
Remove lib/version.js
Use package directly to get version
Switch to nunjucks from swig
Use good good template engine `nunjucks`
Remove useless deps
Fix lots of styles and update to nunjucks template engine
Move all docs to dir docs
Update docs links
Startup new readme
Add new snaps
Add new snap
Can I say that my english is really bad??
Update Readme
Update readme
Fix relative links in topics.md