Fix #tag without value

This is weird. I'm sure I did test valueless tags. But apparently
between that and committing, the `?` quantifier in the regex got lost,
and I don't know how that happened.

plugins/products

@@ -48,7 +48,7 @@ sub read_products() {
             for (@extra) {
                 if (/^\+(.*)/) {
                     push @addon_ids, $1;
-                } elsif (/^\#(\w+)(=(.*))/) {
+                } elsif (/^\#(\w+)(=(.*))?/) {
                     $tags{$1} = $2 ? $3 : 1;
                 } else {
                     $compat = 1;

revbank

@@ -18,7 +18,7 @@ use RevBank::Messages;
 use RevBank::Cart;
 use RevBank::Prompt;
 
-our $VERSION = "6.0.0";
+our $VERSION = "6.0.1";
 our %HELP1 = (
     "abort" => "Abort the current transaction",
 );