Emacs support: numerous changes.
Most SCM commands now work in derived buffers (e.g. diff viewing
buffers) as well as buffers backed by files.
diff and log now work properly on repositories and files.
Commit support is more solid.
Doc strings are better.
pulling from ../a
searching for changes
warning: pulling from an unrelated repository!
adding changesets
adding manifests
adding file changes
added 1 changesets with 1 changes to 1 files
(run 'hg update' to get a working copy)
changeset: 1:9a79c33a9db3
tag: tip
user: a
date: Thu Jan 1 00:00:00 1970 +0000
summary: a
changeset: 0:01f8062b2de5
user: b
date: Thu Jan 1 00:00:00 1970 +0000
summary: b