* simple.el (quoted-insert, minibuffer-history-isearch-pop-state, undo)

* simple.el (quoted-insert, minibuffer-history-isearch-pop-state, undo)
  (undo-only, rotate-yank-pointer, kill-whole-line, push-mark-command)
  (exchange-point-and-mark, set-goal-column, kill-line, backward-word)
  (kill-word, backward-kill-word): Doc fixes.
  (shell-command, repeat-complex-command): Reflow docstrings.
  (zap-to-char, pop-to-mark-command): Fix typos in docstrings.