* Change the name of the initial repl buffer to "*scheme*".

* Change the name of the initial repl buffer to "*scheme*".

* Add new editor variable REPL-ENABLE-TRANSCRIPT-BUFFER that causes
  repl buffer transactions to be added to the transcript buffer (if it
  is enabled).  Default for this variable is enabled.

* Add new editor variable REPL-ERROR-DECISION to control the behavior
  of a repl buffer when an evaluation error occurs.  If enabled, the
  user is forced to choose between debugging the error and aborting
  from it.  The default for this variable is disabled.

* Add code to prod the editor after the run-light has been updated by
  an inferior repl.  Otherwise the editor might not notice the change
  until later.

* Change the name of the INFERIOR-DEBUGGER mode to be INFERIOR-CMDL.
  Change the modeline name of the INFERIOR-REPL mode to be "REPL".
  Change the modeline name of the INFERIOR-CMDL mode to be "CMDL".
  Change the names of the INFERIOR-REPL-foo interrupt commands to be
  INFERIOR-CMDL-foo.  Change the name of the
  INFERIOR-DEBUGGER-SELF-INSERT command to INFERIOR-CMDL-SELF-INSERT.