[client version 5.4]
- client now shows the version used. fixes issue #4
- client now sends proper information of version used to server

[server version 5.0 updated]
- server now properly handles subversions, previously corrected from
(0d7ace4c567c9f9b1863701206a93ecb01d2e8c0) to
(87730afc5304c98354e41a8b49babf9e3fbd2d6f)