什么Subversion发行版适合企业

I’m looking for a suitable distribution of Subversion for deployment within an enterprise. It needs to run on a Windows server and should scale to support simultaneous users numbering probably not more than a dozen (this is simultaneous connections, not total users) and support repositories of up to maybe a couple of Gb. The main function I’d like to achieve beyond the usual Subversion features is the ability to distributes the right to create repositories and manage permissions out to named individuals without necessarily granting them server level rights or providing them with the ability to read other repositories they should not have rights to.I’m looking for a suitable distribution of Subv