[S05] define <punct> to be Unicody. Closes #57

Author: moritz

S05-regex.pod

@@ -17,8 +17,8 @@ Synopsis 5: Regexes and Rules
 
     Created: 24 Jun 2002
 
-    Last Modified: 6 May 2013
-    Version: 163
+    Last Modified: 12 May 2013
+    Version: 164
 
 This document summarizes Apocalypse 5, which is about the new regex
 syntax.  We now try to call them I<regex> rather than "regular
@@ -2043,7 +2043,8 @@ of 127 (DEL).
 =item * punct
 X<punct>X<< <punct> >>
 
-Match a single punctuation character.
+Match a single punctuation character (that is, any charcter from the
+Unicode General Category "Punctation").
 
 =item * alnum
 X<alnum>X<< <alnum> >>