Suggested by Mike Gran <spk121@yahoo.com>.
* libguile/srfi-14.i.c: Regenerate for Unicode 8.0.0,
<ftp://unicode.org/Public/UNIDATA/UnicodeData.txt> with SHA256
38b17e1118206489a7e0ab5d29d7932212d38838df7d3ec025ecb58e8798ec20.
* libguile/unidata_to_charset.pl (designated): renamed from full
* libguile/srfi-14.c (scm_char_set_designated): new char-set
* libguile/srfi-14.i.c (cs_designated): renamed from cs_full
* libguile/srfi-14.c (charsets_complement): use surrogate #defines instead
of hardcoded numbers
* libguile/srfi-14.i.c (cs_full_ranges): remove surrogates from full
charset
* libguile/unidata_to_charset.pl (full): test for surrogates