SDK-614
创建群组页面修改
接口替换
Merge branch 'develop' of https://github.com/easemob/sdkexamples-ios into develop

# By jifang1218
# Via jifang1218
* 'develop' of https://github.com/easemob/sdkexamples-ios:
  fix xcode6 ios8 beta2.