Also includes several cleanups, refactoring, etc
TODO:
- Send back dataform to the server
- Handle OOB data
- Handle legacy fields again
- Better error handling
- Complete BOB and Media handling for captchas
- Finish support for previous/next navigation in registration wizard
(cleanup already added views, etc)
Future considerations:
- Drop JabberSpeak.cpp completely and use GlooxHandler instead
everywhere