Fix typos (sync from the trunk).

Fix typos (sync from the trunk).

* facemenu.el (facemenu-unlisted-faces): Fix obsolescence declaration.

* hi-lock.el (hi-lock-mode): Fix typo in docstring.

* icomplete.el (icomplete-compute-delay, icomplete-get-keys): Doc fixes.
  (icomplete-delay-completions-threshold): Fix typo in docstring.

* speedbar.el (speedbar-stealthy-function-list)
  (speedbar-verbosity-level, speedbar-supported-extension-expressions)
  (speedbar-update-current-file, speedbar-add-indicator)
  (speedbar-tag-expand): Reflow docstrings.
  (speedbar-use-imenu-flag, speedbar-use-tool-tips-flag)
  (speedbar-ignored-directory-regexp, speedbar-file-unshown-regexp)
  (speedbar-file-regexp, speedbar-message, speedbar-item-info)
  (speedbar-files-item-info, speedbar-fetch-replacement-function)
  (speedbar-maybe-add-localized-support)
  (speedbar-generic-list-positioned-group-p, speedbar-insert-generic-list)
  (speedbar-extract-one-symbol, speedbar-recenter-to-top)
  (speedbar-recenter, speedbar-separator-face): Fix typos in docstrings.
  (speedbar-ignored-directory-expressions, speedbar-handle-delete-frame)
  (speedbar-show-info-under-mouse, speedbar-directory-buttons)
  (speedbar-check-vc-this-line, speedbar-files-line-directory)
  (speedbar-buffer-buttons, speedbar-buffer-buttons-temp)
  (speedbar-buffers-line-directory): Doc fixes.

* tool-bar.el (tool-bar-add-item): Fix typo in docstring.

* emacs-lisp/edebug.el (edebug-unwrap*, edebug-signal)
  (edebug-restore-status): Doc fixes.
  (edebug-gensym, edebug-top-level-nonstop, edebug-eval-display)
  (edebug-eval-result-list, edebug-eval-redisplay, edebug)
  (edebug-trace): Fix typos in docstrings.

* emulation/tpu-edt.el (tpu-match-beginning, tpu-match-end)
  (tpu-check-match, tpu-goto-breadcrumb, tpu-reset-screen-size)
  (tpu-toggle-overwrite-mode, tpu-include, tpu-get, tpu-what-line)
  (tpu-insert-escape, tpu-insert-formfeed, tpu-end-define-macro-key)
  (tpu-check-search-case, tpu-select, tpu-unselect, tpu-trim-line-ends)
  (tpu-toggle-control-keys): Fix typos in docstrings.
  (tpu-kill-buffer): Doc fix.
  (tpu-make-file-buffer-list, tpu-toggle-regexp, tpu-cut)
  (tpu-append-region, tpu-delete-current-char, tpu-emacs-replace):
  Reflow docstrings.

* eshell/em-smart.el (eshell-review-quick-commands): Doc fix.

* eshell/esh-arg.el (eshell-quote-backslash): Fix typo in docstring.

* play/solitaire.el (solitaire, solitaire-mode-map, solitaire-mode-hook)
  (solitaire-mode, solitaire, solitaire-solve): Fix typos in docstrings.

* progmodes/gdb-ui.el (gdb-source-info): Fix typo in docstring.

* progmodes/python.el (python-comment-line-p, python-blank-line-p)
  (python-skip-out): Doc fixes.