commands: mark strings for translation

tests: remove bookmark extension configuration

context: generate file ancestors in reverse revision order (issue2642) The related() function in copies assumes that revisions are generated in reverse revision order, so it was getting confused in some situations.

export: only close files which export itself has opened

subrepo: only attempt pulling from git's origin git fetch does not accept repository URLs as arguments, and the intended logic of this code was not actually doing anything.

subrepo: disallow all unknown git ref types

sshrepo: catch passwords in ssh urls see also e4b02eb825b1

hgk: display bookmark in commit diff window

hgk: display bookmarks as gray labels in the commitline

hgk: read bookmarks