... could not figure out how to force it to use a keyid other than the one in
~/.devscripts

which currently only updates debian/changelog from the Git history
and runs an external editor to allow hand-editing it afterwards.

... not working for building packages yet, but at least we can now use git-dch

http://github.com/mfpuentear/i4uc/raw/a2154af920322a7de2aafa577140fa5f7994f7f5/gitlog-to-changelog