[PATCH 0/9] remove dead shell code

Remove dead shell code in git-sh-setup, inspired by parallel
discussion on another topic (but the two don't conflict):
https://lore.kernel.org/git/87lf4f9gre.fsf@evledraar.gmail.com/ (local)

The last two patches were picked from a dropped series of mine
submitted earlier this year, it was dropped because of other more
complex patches that I haven't included here:
https://lore.kernel.org/git/20210311001447.28254-1-avarab@gmail.com/ (local)

Ævar Arnfjörð Bjarmason (9):
  git-sh-setup: remove unused set_reflog_action() function
  git-sh-setup: remove unused git_editor() function
  git-sh-setup: remove unused git_pager() function
  git-sh-setup: remove unused sane_egrep() function
  git-sh-setup: remove unused require_work_tree_exists() function
  git-sh-setup: move create_virtual_base() to mergetools/p4merge
  git-sh-setup: move peel_committish() function to git-subtree.sh
  git-bisect: remove unused SHA-1 $x40 shell variable
  test-lib: remove unused $_x40 and $_z40 variables

 Documentation/git-sh-setup.txt |  24 --------
 Documentation/git.txt          |   4 --
 contrib/subtree/git-subtree.sh |  12 ++++
 git-bisect.sh                  |   2 -
 git-sh-setup.sh                | 103 ---------------------------------
 git-submodule.sh               |   5 --
 mergetools/p4merge             |  12 ++++
 t/t7006-pager.sh               |  13 -----
 t/test-lib.sh                  |   6 +-
 9 files changed, 26 insertions(+), 155 deletions(-)

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2.33.0.814.gb82868f05f3