初步支持 `[CQ:json]` .

# Conflicts:
#	coolq/cqcode.go

feature [cq:music] send qqmusic share with json 

This reverts commit ff8fd92a.

用json代替qq音乐的分享

反向WS连接时发送connect元事件

补充关于“是否强制分片发送群长消息”开关说明

跟进

feat(api): make json response [] instead of null(empty list)

feat(api): make GetFriendList/GetGroupList/GetGroupMemberList/GetForwardMessage json response data as [] instead of null

# Conflicts:
#	global/net.go

Fix #218

配置结构升级不备份，我配置没了

This reverts commit 33120b24.

revert

Update websocket.go

pull

Fix indent

新增多次自动重连 #154