- core: 2 new convenient methods: getJidNStream and getClient
- new param in plugin info: "handler" to know if there is a handler to plug on profiles clients
- plugins with handler now use an other class which is returned to profile client with the new method "getHandler" and pluged when connecting
- new bridge methods getProfilesList and createProfile
- param xml now use two types: general and individual, general are common parameters, individual parameters are linked to profiles
- indidual xml are constructed from param xml and saved values
/!\ params values are not saved yet
- new protocols field in plugins info, useful to know which ones are implemented by the plugin
- XEP-0153 first implementation (vcard avatars)
- plugin vcard: avatar & nick cached, clients are noticed of updated values
