push: more precise failure check on subrepo push
This will let us distinguish between nothing to push and push failed
push: fix coding errors in unused branch
This branch will get re-enabled in a subsequent fix
bookmarks: move current bookmark on update -u and bare pull -u (
issue3222)
Currently, this won't update when a #branch spec is in the URL
phases: fix verify with secret csets
Verify uses repo.cancopy() to detect whether a repo is a plain old
local repo, so it was giving a confusing error message when secret
changesets were present.