Force codeset rebinding everytime a string has to been translated.

Otherwise binary serialized strings may not have a codeset-binded
textdomain, since they don't go through the parser.

src/gettext.cpp

@@ -25,6 +25,7 @@ const char* sgettext (const char *msgid)
 
 const char* dsgettext (const char * domainname, const char *msgid)
 {
+	bind_textdomain_codeset(domainname, "UTF-8");
 	const char *msgval = dgettext (domainname, msgid);
 	if (msgval == msgid) {
 		msgval = strrchr (msgid, '^');