darcs vcs, with my patches &c.
resolve issue1637: report HTTP response code for HTTP errors
resolve conflict between Darcs.Population cleanup and catMaybes -> mapMaybe
tests/emailformat.sh: use ghc --make instead of ghci
linux-alpha and linux-ia64 don't have ghci support. No need to fail there.
Darcs.Patch.Bundle.parseBundle: return patches from the bundle and context separately
This is intended for library users who want to parse .dpatch files, and will need to know which patches are in a bundle, and which are in the context if they want to manipulate the patches without the corresponding repo.