* articles.bib: Remove non-ascii.

articles.bib

@@ -478,7 +478,7 @@ @Article{Amaral2012corridor
   number =       12,
   pages =        "3325--3330",
   year =         2012,
-  author =       "Amaral, André R. S.",
+  author =       "Amaral, Andr{\'e} R. S.",
   doi =          "10.1016/j.cor.2012.04.016",
   keywords =     "Facility layout, Double row layout, Integer programming",
   abstract =     "The corridor allocation problem (CAP) seeks an arrangement of
@@ -15647,7 +15647,7 @@ @Article{ShaLopAlm2023hidden
                   optimized by the EMOA but ignored by the DM, as well as,
                   hidden objectives that the DM considers when judging the
                   utility of solutions but are not optimized. This discrepancy
-                  between the EMOA and the DM’s preferences may impede the
+                  between the EMOA and the DM's preferences may impede the
                   search for the most-preferred solution and waste resources
                   evaluating irrelevant objectives. Research on objective
                   reduction has focused so far on the structure of the problem

test/fast_check.sh

@@ -90,7 +90,7 @@ check_bad_thing "^\s*@[a-zA-Z]\+[([]" "Invalid character found after the type, y
 check_bad_thing "^\s*pages\s\+=.\+[0-9]\+-[0-9]\+" "Use double dash \"--\" for pages"
 
 # These look similar but they are different.
-BADCHARS="⁄∕−―—–´"
+BADCHARS="⁄∕−―—–´’"
 check_bad_thing "[$BADCHARS]"  "Please do not use these UTF8 characters: $BADCHARS"
 check_bad_thing "\\\'\\\i" "Please do not use \'\i because it does not work in biber. Use \'i instead"
 check_bad_thing_E "\\\'{\\\i}" "Please do not use \'{\i} because it does not work in biber. Use \'i instead"