2015-11-30 - FileZilla Server 0.9.54 released

/在： /通过：

New features:

Newly set account passwords are now stored in form of salted SHA512 hashes
The undocumented 8+3 filename feature has been removed

Bugfixes and minor changes:

Waiting for transfers to finish when taking the server offline now correctly closes the sockets
Clarified a few error messages related to FTP over TLS
Updated OpenSSL to 1.0.2d