Make "SRV" and "AAAA" lookups; wrap DNS `error' calls
Merge branch 'master' of git://github.com/Philonous/pontarius
Enable weight-respecting server selection mechanism for SRV records
Add Hostname type, `hostname' creator, and Attoparsec hostname validation
Allow connection through IPv4 and IPv6 addresses
Define minimum dependency versions of the `dns' and `iproute' packages
Merge branch 'master' of git://github.com/jonkri/pontarius-xmpp

Conflicts:
	source/Network/Xmpp/Concurrent.hs
	source/Network/Xmpp/Stream.hs
	source/Network/Xmpp/Types.hs