Fixed weird cancel button behaviour

app/assets/javascripts/boards/components/board_new_form.js.es6

@@ -47,6 +47,9 @@
             Store.state.reload = true;
           });
       },
+      cancel() {
+        Store.state.currentPage = '';
+      },
     },
   });
 })();

app/views/projects/boards/components/_form.html.haml

@@ -11,5 +11,5 @@
         "ref" => "'submit-btn'" }
         {{ buttonText }}
       %button.btn.btn-default.pull-right{ type: "button",
-        "@click.stop.prevent" => "currentPage = ''" }
+        "@click.stop.prevent" => "cancel" }
         Cancel