Rename 'Event' to 'SaxEvent', in preparation for new "xml-types" package.
Update to use libxml-sax 0.6
Update for latest version of 'xml-types'.
Moved some of the utility functions in 'Network.Protocol.XMPP.XML' into the 'xml-types' package.
Small tweaks to the bundled XML combinators.
Use 'xml-types' instead of HXT for basic XML processing.
Replace 'hGetChar' with 'hGetBytes'.
Treat strings retrieved from libXML as UTF8.
Add error handling hooks to 'Handle' computation signatures, to simplify the migration to a better GNU TLS binding.
Fix a few stylistic issues found by HLint.
Merged public API into a single exposed module, 'Network.Protocol.XMPP'.
Add some missing internal modules