Post 1.5.5 maintenance track is getting stable and more boring ;-).

* The 'maint' branch has these fixes since v1.5.5.1

Andy Parkins (1):
  post-receive-email: fix accidental removal of a trailing space in
    signature line

Ariel Badichi (2):
  copy.c: copy_fd - correctly report write errors
  archive.c: format_subst - fixed bogus argument to memchr

Brandon Casey (1):
  git-clone.txt: Adjust note to --shared for new pruning behavior of git-gc

Dmitry Potapov (1):
  git-gc --prune is deprecated

Gerrit Pape (1):
  diff-options.txt: document the new "--dirstat" option

Jeff King (5):
  Don't force imap.host to be set when imap.tunnel is set
  t5516: remove ambiguity test (1)
  doc/git-gc: add a note about what is collected
  push: allow unqualified dest refspecs to DWIM
  remote: create fetch config lines with '+'

Junio C Hamano (1):
  write-tree: properly detect failure to write tree objects

Matt Graham (1):
  Linked glossary from cvs-migration page

Matthew Ogilvie (1):
  gitattributes: Fix subdirectory attributes specified from root directory

Michael Weber (1):
  svn-git: Use binmode for reading/writing binary rev maps

Miklos Vajna (1):
  diff options documentation: refer to --diff-filter in --name-status

Sam Vilain (1):
  Amend git-push refspec documentation

Teemu Likonen (1):
  bash: Add completion for git diff --base --ours --theirs

Thomas Guyot-Sionnest (1):
  git-svn bug with blank commits and author file

martin f. krafft (2):
  Escape project name in regexp
  Escape project names before creating pathinfo URLs


* The 'master' branch has these since the last announcement
  in addition to the above.

Clifford Caoile (1):
  git.el: Set process-environment instead of invoking env

Dan McGee (2):
  completion: allow 'git remote' subcommand completion
  completion: remove use of dashed git commands

Heikki Orsila (1):
  Make core.sharedRepository more generic

Jeff King (1):
  git-remote: show all remotes with "git remote show"

Junio C Hamano (5):
  sha1-lookup: more memory efficient search in sorted list of SHA-1
  diff: make --dirstat binary-file safe
  sha1-lookup: make selection of 'middle' less aggressive
  log: teach "terminator" vs "separator" mode to "--pretty=format"
  First batch of post 1.5.5 updates

Matthias Kestenholz (1):
  Use color.ui variable in scripts too

Miklos Vajna (3):
  git-gc --auto: add pre-auto-gc hook
  Documentation/hooks: add pre-auto-gc hook
  contrib/hooks: add an example pre-auto-gc hook

Ping Yin (3):
  git-submodule summary: --for-status option
  builtin-status: submodule summary support
  builtin-status: Add tests for submodule summary

Rafael Garcia-Suarez (1):
  Spelling fixes in the gitweb documentation