Following up on r1548075, split the new in 1.9 svn_client_cleanup2() api into
two separate functions.

* subversion/include/svn_client.h
  (svn_client_vacuum): New function.
  (svn_client_cleanup2): Update prototype. Remove vacuum support.
  (svn_client_cleanup): Update documentation.

* subversion/libsvn_client/cleanup.c
  (cleanup_status_walk_baton): Add more flags.
  (do_cleanup): Rely on svn_wc_cleanup4() for locking check when not breaking
    locks. Pass and handle flags.
  (cleanup_status_walk): Update caller.

  (svn_client_cleanup2): Update api.
  (svn_client_vacuum): New function.

* subversion/libsvn_client/deprecated.c
  (svn_client_cleanup): Update caller.

* subversion/svn/cleanup-cmd.c
  (svn_cl__cleanup): Update caller. Choose the right function for the job.


git-svn-id: https://svn.apache.org/repos/asf/subversion/trunk@1548088 13f79535-47bb-0310-9956-ffa450edef68