git-annex 6.20171109 released with [[!toggle text="these changes"]]
[[!toggleable text="""
   * Fix export of subdir of a branch.
   * Fix exporting of non-annexed files to external special remotes.
   * unlock, lock: Support --json.
   * When there are multiple urls for a file, still treat it as being present
     in the web when some urls don't work, as long as at least one url does
     work.
   * Makefile improvement for sudo make install.
     Thanks, Eric Siegerman
   * Makefile improvement for BUILDER=stack, use stack to run ghc.
   * testremote: Test exporttree.
   * Fix directory special remote's cleanup of empty export directories."""]]