Accept unwrapped text as a String value.

The XML-RPC spec says that if no type is indicated for a value, then the
type is a string.
Merge pull request #2 from acowley/master

Accept unwrapped text as a String value.
update for network-uri split

See hackage.haskell.org/package/network-uri
bump version to 3000.10.3.1
CHANGES for 3000.10.3.1
Merge with upstream

Conflicts:
	haxr-browser.cabal