Update to 0.9.4:

0.9.4 2013-11-30

IMPROVEMENTS

* Add ssh_kwargs attribute to ParamikoSSHVendor. (milki)

* Add Repo.set_description(). (V鱈丹ir Valberg Gu丹mundsson)

* Add a basic `dulwich.porcelain` module. (Jelmer Vernooij, Marcin Kuzminski)

* Various performance improvements for object access.
  (Jelmer Vernooij)

* New function `get_transport_and_path_from_url`,
  similar to `get_transport_and_path` but only
  supports URLs.
  (Jelmer Vernooij)

* Add support for file:// URLs in `get_transport_and_path_from_url`.
  (Jelmer Vernooij)

* Add LocalGitClient implementation.
  (Jelmer Vernooij)

BUG FIXES

  * Support filesystems with 64bit inode and device numbers.
    (Andr辿 Roth)

CHANGES

  * Ref handling has been moved to dulwich.refs.
    (Jelmer Vernooij)

API CHANGES

  * Remove long deprecated RefsContainer.set_ref().
    (Jelmer Vernooij)

  * Repo.ref() is now deprecated in favour of Repo.refs[].
    (Jelmer Vernooij)

FEATURES

  * Add support for graftpoints. (milki)

0.9.3 2013-09-27

BUG FIXES

  * Fix path for stdint.h in MANIFEST.in. (Jelmer Vernooij)

0.9.2 2013-09-26

BUG FIXES

  * Include stdint.h in MANIFEST.in (Mark Mikofski)

0.9.1 2013-09-22

BUG FIXES

  * Support lookups of 40-character refs in BaseRepo.__getitem__. (Chow Loong Jin, Jelmer Vernooij)

  * Fix fetching packs with side-band-64k capability disabled. (David Keijser, Jelmer Vernooij)

  * Several fixes in send-pack protocol behaviour - handling of empty pack files and deletes.
    (milki, #1063087)

  * Fix capability negotiation when fetching packs over HTTP.
    (#1072461, William Grant)

  * Enforce determine_wants returning an empty list rather than None. (Fabien Boucher, Jelmer Vernooij)

  * In the server, support pushes just removing refs. (Fabien Boucher, Jelmer Vernooij)

IMPROVEMENTS

  * Support passing a single revision to BaseRepo.get_walker() rather than a list of revisions.
    (Alberto Ruiz)

  * Add `Repo.get_description` method. (Jelmer Vernooij)

  * Support thin packs in Pack.iterobjects() and Pack.get_raw().
    (William Grant)

  * Add `MemoryObjectStore.add_pack` and `MemoryObjectStore.add_thin_pack` methods.
    (David Bennett)

  * Add paramiko-based SSH vendor. (Aaron O'Mullan)

  * Support running 'dulwich.server' and 'dulwich.web' using 'python -m'.
    (Jelmer Vernooij)

  * Add ObjectStore.close(). (Jelmer Vernooij)

  * Raise appropriate NotImplementedError when encountering dumb HTTP servers.
    (Jelmer Vernooij)

API CHANGES

  * SSHVendor.connect_ssh has been renamed to SSHVendor.run_command.
    (Jelmer Vernooij)

  * ObjectStore.add_pack() now returns a 3-tuple. The last element will be an
    abort() method that can be used to cancel the pack operation.
    (Jelmer Vernooij)

0.9.0 2013-05-31

BUG FIXES

  * Push efficiency - report missing objects only. (#562676, Artem Tikhomirov)

  * Use indentation consistent with C Git in config files.
    (#1031356, Curt Moore, Jelmer Vernooij)

  * Recognize and skip binary files in diff function.
    (Takeshi Kanemoto)

  * Fix handling of relative paths in dulwich.client.get_transport_and_path.
    (Brian Visel, #1169368)

  * Preserve ordering of entries in configuration.
    (Benjamin Pollack)

  * Support ~ expansion in SSH client paths. (milki, #1083439)

  * Support relative paths in alternate paths.
    (milki, Michel Lespinasse, #1175007)

  * Log all error messages from wsgiref server to the logging module. This
    makes the test suit quiet again. (Gary van der Merwe)

  * Support passing None for empty tree in changes_from_tree.
    (Kevin Watters)

  * Support fetching empty repository in client. (milki, #1060462)

IMPROVEMENTS:

  * Add optional honor_filemode flag to build_index_from_tree.
    (Mark Mikofski)

  * Support core/filemode setting when building trees. (Jelmer Vernooij)

  * Add chapter on tags in tutorial. (Ryan Faulkner)

FEATURES

  * Add support for mergetags. (milki, #963525)

  * Add support for posix shell hooks. (milki)

(wiz)