Merge pull request #14 from Khelek/kursach

Really mege conferentions
good boy
Merge remote-tracking branch 'mic/kursach' into kursach
connect userDB with jabber client
Example of logging(In file programm.cs). Correction file sendmail.cs
Merge pull request #15 from OlegZotov/kursach

Logging + correction of SendMail.cs
Merge remote-tracking branch 'mic/kursach' into kursach
add loggining
correction of query