Global version for Document Table added

But the old version is deleted
#28
Documentation structure refactored
Developer Documentation proof-reading
Eliminated the cyclic dependency hack in DataConfig
Changed hibernate interceptors, that they are thread safe via thread local variables
Added connection between cxf UsernameTokenInterceptor and LogInterceptor, so logging with username works
Merge remote-tracking branch 'origin/server-impl'
Merge remote-tracking branch 'origin/db-hibernate2'
Enabled loging into log file in server (TextAn.log)
Merge branch 'master' of https://github.com/PreXident/TextAn
WiP Client UserDocumentation