* lisp/emacs-lisp/edebug.el: Miscellaneous cleanup.

* lisp/emacs-lisp/edebug.el: Miscellaneous cleanup.
Remove obsolete byte-compiler hack that tried to silence some warnings.
(edebug-submit-bug-report): Remove.
(edebug-get-buffer-window, edebug-sit-for, edebug-input-pending-p):
Remove aliases, use the un-prefixed name instead.
(edebug-pop-to-buffer): Consider other frames.
(edebug-original-read):: Make it more obvious that it's always defined.
(edebug--make-form-data-entry, edebug--form-data-name)
(edebug--form-data-begin, edebug--form-data-end): Rename from the
single-dashed name, and implement with cl-defstruct.
(edebug-set-form-data-entry): Use the standard accessors.
(edebug-make-top-form-data-entry): Use push.
(edebug-no-match): Drop useless `funcall'.
(mapcar, mapconcat, mapatoms, apply, funcall): Don't add debug specs
to functions.
(defsubst, dont-compile, eval-when-compile, eval-and-compile)
(delay-mode-hooks, with-temp-file, with-temp-message, ad-dolist)
(with-syntax-table, push, pop, 1value, noreturn, defadvice)
(easy-menu-define, with-custom-print): Remove redundant specs.
(edebug-outside-overriding-local-map)
(edebug-outside-overriding-terminal-local-map): Remove, unused.
(edebug--display): Bind unread-command-events directly to nil rather
than binding it to unread-command-events and later setting it to nil.
(edebug--display): Kill edebug-eval-buffer here...
(edebug--recursive-edit): ...rather than here.
Bind standard-output and standard-input.
(edebug-eval): Check cl-macroexpand-all is fboundp.
(edebug-temp-display-freq-count): Fix last change.

* lisp/emacs-lisp/easymenu.el (easy-menu-define): Add `debug' spec.
* lisp/subr.el (noreturn, 1value): Add `debug' spec.
* lisp/emacs-lisp/advice.el: Require cl-lib.
(ad-copy-tree): Remove, use copy-tree instead.
(ad-dolist): Remove use dolist or cl-dolist instead.
(ad-do-return): Remove, use cl-return instead.
(defadvice): Add `debug' spec.