branch: added more support for named branches hg branch now has a -C (--clean) option, to reset the current (dirstate) branch to the branch of the last commit (first parent).

do not pretend to lock static-http repositories (issue994)

c0bd7d8b69ef uses err() instead of warn() but prototype doesn't match we might want to make warn() look more like err() in the future to avoid this kind of problem.

i18n: mark command line for translation