Added support for $BotList
Send $BotList on login
Send $BotList when adding new robot
Fresh date
Update cluainterpreter.h
Renamed GetBots() to GetLuaBots()
Update callbacks.h
SetTopic(), RegBot(), EditBot(), GetLuaBots()

Fixed SetTopic() which now saves topic value.
Fixed GetLuaBots() which now returns iShare and iClass as integer instead of string.
UnRegBot(), IsBot() # fix 15

Fixed UnRegBot() which crashed the hub when used on real user.
Fixed IsBot() which works on all robots including hub security and operator chat.
Update cserverdc.cpp
Added messages on +nochat and +chat commands