Changes to COM.INFORMATIMAGO.COMMON-LISP.CESARUM.ASCII and COM.INFORMATIMAGO.COMMON-LISP.CESARUM.CHARACTER:
- reversed dependency relationship between .ASCII and .CHARACTER.
- renamed CODE-ASCII as ASCII-PRINTABLE-CODE-CHAR, and implemented a CODE-ASCII that can accept ASCII control code on implementations supporting them.
- corrected REPLACE-ASCII-CHARACTERS, and optimized functions when the implementation (HAS-ASCII-CODE-P).
- clarified STANDARD-CHARACTER-IS-ASCII-CODED-P and HAS-ASCII-CODE-P.
- added a :HAS-ASCII-STANDARD-CHARACTERS feature.