Merge branch 'fc/remote-bzr'

* fc/remote-bzr:
  remote-bzr: add fallback check for a partial clone
  remote-bzr: reorganize the way 'wanted' works
  remote-bzr: trivial cleanups
  remote-bzr: change global repo
  remote-bzr: delay cloning/pulling
  remote-bzr: simplify get_remote_branch()
  remote-bzr: fix for files with spaces
  remote-bzr: recover from failed clones

diff --cc contrib/remote-helpers/git-remote-bzr
Simple merge