* Change save-some-buffers to accept two required arguments. New

* Change save-some-buffers to accept two required arguments.  New
  second argument, if true, says that we're about to kill the editor.
  In that case, buffer-local variable buffer-offer-save says what to
  do with buffers that aren't visiting files.

* Change name of initialize-buffer! to normal-mode; this procedure now
  takes two arguments.  The second argument, if false, means use any
  local variable specifications found in the buffer; otherwise, if
  inhibit-local-variables is true, the user is asked for confirmation.

* Implement variables:
	file-precious-flag
	find-file-hooks
	find-file-not-found-hooks
	find-file-run-dired
	write-file-hooks