Update readme.md 

Merge branch 'develop' 

Merge pull request binarywang#184 from Wechat-Group/develop 合并Develop，准备发布2.6.0版本

Merge pull request binarywang#138 from Wechat-Group/develop merge Develop branch

Merge pull request binarywang#87 from wechat-group/develop 准备发布新版本2.4.0

Merge branch 'develop' # Conflicts: #	README.md

Merge branch 'develop' # Conflicts: #	README.md

Merge pull request binarywang#30 from wechat-group/develop merge Develop

Merge branch 'develop' 

升级1.3.5版本