Update README.md

@@ -3,23 +3,13 @@ Simple RTMP Server
 
 SRS(2013-2016) is closed, thanks~
 
-## Open Forks
+## Open Branches
 
-The following is some forks, order by the number of sub forks:
+The following is open branches:
 
-1. [https://github.com/smartdu/srs](https://github.com/smartdu/srs)
-1. [https://github.com/wenjiegit/srs](https://github.com/wenjiegit/srs)
-1. [https://github.com/mbeacom/srs](https://github.com/mbeacom/srs)
-
-## Closed Forks
-
-Please DONOT fork these repository, for it's CLOSED also(不要fork这些分支，也属于关闭状态):
-
-1. [https://github.com/ossrs/srs](https://github.com/ossrs/srs)
-1. [https://github.com/winlinvip/simple-rtmp-server](https://github.com/winlinvip/simple-rtmp-server)
-1. [https://code.csdn.net/winlinvip/srs-csdn](https://code.csdn.net/winlinvip/srs-csdn)
-1. [http://git.oschina.net/winlinvip/srs.oschina](http://git.oschina.net/winlinvip/srs.oschina)
-1. [https://gitlab.com/winlinvip/srs-gitlab](https://gitlab.com/winlinvip/srs-gitlab)
+1. [release 1.0](https://github.com/ossrs/srs/tree/1.0release)
+1. [release 2.0](https://github.com/ossrs/srs/tree/2.0release)
+1. [develop](https://github.com/ossrs/srs/tree/develop)
 
 ## Links