Various fixes

modules/pegasus-utility.js

@@ -29,6 +29,12 @@ export class PegasusUtility {
     this.buildDiceLists();
     PegasusCommands.init();
 
+    Handlebars.registerHelper('count', function (list) {
+      return list.length;
+    });
+    Handlebars.registerHelper('includes', function (array, val) {
+      return array.includes(val);
+    });
     Handlebars.registerHelper('upper', function (text) {
       return text.toUpperCase();
     });