Merge branch 'master' of git://git.kernel.org/pub/scm/git/git

Merge branch 'master' of git://git./git/git

* 'master' of git://git.kernel.org/pub/scm/git/git: (1061 commits)
  Update dtaft release notes to 1.8.3
  Typo fix: replacing it's -> its
  t: make PIPE a standard test prerequisite
  archive: clarify explanation of --worktree-attributes
  t/README: --immediate skips cleanup commands for failed tests
  remote-bzr: improve tag handling
  remote-bzr: fix utf-8 support for fetching
  Revert 4b7f53da7618 (simplify-merges: drop merge from irrelevant side branch, 2013-01-17)
  Git 1.8.2.1
  Update draft release notes to 1.8.3
  Git 1.8.1.6
  remote-helpers/test-bzr.sh: do not use "grep '\s'"
  gitremote-helpers(1): clarify refspec behaviour
  fast-export: Allow pruned-references in mark file
  remote-bzr: add utf-8 support for pushing
  remote-bzr: add utf-8 support for fetching
  remote-bzr: avoid unreferred tags
  remote-bzr: only update workingtree on local repos
  remote-bzr: set author if available
  remote-bzr: remove files before modifications
  ...