- Miranda to generate globally unique packet ids;
- unused member IJabberInterface::AddTemporaryIqHandler removed;
- two rarely used params removed from CJabberProto::AddIQ && CJabberIqManager::AddHandler
- code cleaning
- XmlGetChildText / XmlGetChildInt - new handy helpers for tinyxml2;
- Unicode logging replaced with ANSI when appropriate;
- JabberErrorMsg rewritten to be more useful