🔖 Release v2.2.0

Merge remote-tracking branch 'refs/remotes/origin/2.1.0-dev'

Merge remote-tracking branch 'refs/remotes/origin/2.0.0-dev'

Merge remote-tracking branch 'refs/remotes/origin/1.9.0-dev'

Merge branch '1.8.0-dev'

🔖 Release 1.7.0

消缺 - 登出

b3log#249

路径变量写错了 😓

Release 1.4.0

发布 Sym 1.3.0