* add receive and send link prototype

* add UrlLink class

* 0.19.140

* code clean

* 0.19.141

* which belongs to web API, which belongs to padchat API, which belongs to ioscat API https://github.com/Chatie/wechaty-getting-started/issues/35 and https://github.com/qhduan/wechaty-doc/issues/26

* add table example.. not finish..

* link to wiki instead of a long intro

* miss contact.friend()

* add property

* Comments in examples should be // instead of # as request in #1475

* Link to examples by link with a 0.19.4 version to prevent the future 404 error as request in #1475

* init

* add wechaty main doc

* fix wechaty comment

* add contact doc

* add contact more comment

* add room docs

* add message doc

* add friendship doc

* change as request

* change room find function typo

* add request doc

* remove index.md

* removed change of docs/index

* fix typo

* fix message typo

* https://github.com/qhduan/wechaty-doc/issues/19

* https://github.com/qhduan/wechaty-doc/issues/20

* wechaty.init should use start instead

* https://github.com/qhduan/wechaty-doc/issues/20

* https://github.com/qhduan/wechaty-doc/issues/20\#issuecomment-404408822

* https://github.com/qhduan/wechaty-doc/issues/23

* fix contact enum things in https://github.com/qhduan/wechaty-doc/issues/22

* change friendship send function