stream-sync 2.0 released

You may feel strange for the initial version of 2.0. I just migrated this project from http://code.google.com/p/stream-sync/ for reasons that there is no methods for me to view the popularity of my project. I need those reactions very much to upgrade my project. The version history:
v2.0 - Nearly full refactoring for the v1.0. The v1.0 has some problems that cann't be handled properly: the client may have no idea about the failure of the server handler, this is a problem in most cases. However, if your applications do require no assurance for all the server handling the request correctly, you could still use the v1.0, which is a little faster for less interaction.
v1.0 - basic function