C-x C-c should not shut down the emacs process.

edit-server.el

@@ -106,6 +106,7 @@ unmodified text is sent back instead.
 (define-key edit-server-text-mode-map (kbd "C-x #") 'edit-server-done)
 (define-key edit-server-text-mode-map (kbd "C-x C-s") 'edit-server-done)
 (define-key edit-server-text-mode-map (kbd "C-c C-c") 'edit-server-done)
+(define-key edit-server-text-mode-map (kbd "C-x C-c") 'edit-server-abort)
 
 
 ;; Edit Server socket code