[PATCH v3 0/4] Finish converting git bisect to C part 4

These patches correspond to a fourth part of patch series of Outreachy project "Finish converting `git bisect` from shell to C" started by Pranit Bauva and Tanushree Tumane (https://public-inbox.org/git/pull.117.git.gitgitgadget@gmail.com) and continued by me.

This fourth part is formed by reimplementations of some `git bisect` subcommands and removal of some temporary subcommands.

These patch series emails were generated from: https://gitlab.com/mirucam/git/commits/git-bisect-work-part4-v3.

Specific changes ----------------

[1/4] run-command: make `exists_in_PATH()` non-static
* Amend comments.
---

[2/4] bisect--helper: reimplement `bisect_visualize()`shell function in C
* Replace strvec_split() to sq_dequote_to_strcvec().
* Add missing "--" argument.
* Add missing comma in cmdmode enum.

---

[3/4] bisect--helper: reimplement `bisect_run` shell function in C
* Create BISECT_RUN file.
* Fix if condition.
* Remove continue statement in loop.
---

Miriam Rubio (1):
  bisect--helper: retire `--bisect-next-check` subcommand

Pranit Bauva (2):
  run-command: make `exists_in_PATH()` non-static
  bisect--helper: reimplement `bisect_visualize()`shell function in C

Tanushree Tumane (1):
  bisect--helper: reimplement `bisect_run` shell function in C

 builtin/bisect--helper.c | 138 ++++++++++++++++++++++++++++++++++++---
 git-bisect.sh            |  87 +-----------------------
 run-command.c            |   2 +-
 run-command.h            |  12 ++++
 4 files changed, 145 insertions(+), 94 deletions(-)