Merge pull request #2460 from jamiecoleman92/master

Update Beta

library/websphere-liberty

@@ -7,4 +7,4 @@ webProfile6: git://github.com/WASdev/ci.docker@b946ebd7c0a7d3953419723bc8a3c3041
 webProfile7: git://github.com/WASdev/ci.docker@b946ebd7c0a7d3953419723bc8a3c3041943439e ga/developer/webProfile7
 javaee7: git://github.com/WASdev/ci.docker@b946ebd7c0a7d3953419723bc8a3c3041943439e ga/developer/javaee7
 latest: git://github.com/WASdev/ci.docker@b946ebd7c0a7d3953419723bc8a3c3041943439e ga/developer/javaee7
-beta: git://github.com/WASdev/ci.docker@c63e151757a992fd5eb9da11d8bbf9501468b39b beta
+beta: git://github.com/WASdev/ci.docker@904bb14fa750b3dca27a031dc823362a536943dd beta