update comment.
update group detail view controller.
update.
发文字显示链接
Merge branch 'develop' of https://github.com/easemob/sdkexamples-ios into develop

# By jifang1218
# Via jifang1218
* 'develop' of https://github.com/easemob/sdkexamples-ios:
  update.
  update group detail view controller.
群消息设置
fix typo.
dismiss warnings.
群组设置 && setting debug
sdk-741
群组详情
群组设置成@“只接收不提示”时，在页面上不响提示音
页面更改
remove mobclick lib from project.
Merge branch 'master' into develop

Conflicts:
	ChatDemo-UI2.0/ChatDemo-UI2.0/Class/MainViewController.m
补提
修改离线消息接口
update version info on diagnostic panel.
屏蔽群fix