Petidomo will now let the "keywords:" and "summary:" headers pass when

posting to a list. These headers are uncommon but have been around for
ages.

hermes.c

@@ -312,6 +312,8 @@ void hermes_main(char * incoming_mail, const char * listname)
 	    !strncasecmp(currLine, "In-Reply-To:", 12) ||
 	    !strncasecmp(currLine, "References:", 11) ||
 	    !strncasecmp(currLine, "Message-Id:", 11) ||
+	    !strncasecmp(currLine, "Keywords:", 11) ||
+	    !strncasecmp(currLine, "Summary:", 11) ||
 	    !strncasecmp(currLine, "Received:", 9))
 	    {
 	    len = nextLine - currLine;