Would you please declare me about the criteria of dividing modules into boot, core and standard? The concept about differend kind of modules would do good to understand the mechanism for me. Thank you very much.
Another four questions:
Is it possible to save the message history on the server like muc history?
How to deal with blocking communication?
Is it a good idea to save the file on the server while transfering file between two users?
Is there a framework to implement the gateway model described in the RFC 3920?