* Complete rewrite of event handling for packets and CAPS events
- No more nested generic collections for events
- No more for loops for every packet callback
- CAPS event handlers by event name
- Asynchronous CAPS event handlers
- Unregistering of CAPS events
* Added a stub SoundManager
* Increased packet buffer size to 2048 after I got an exception about it being too small
* Continued work on VoiceManager
git-svn-id: http://libopenmetaverse.googlecode.com/svn/trunk@1347 52acb1d6-8a22-11de-b505-999d5b087335