Change hydrated stores error to be a list of actions

node_package/src/StoreRegistry.js

@@ -39,11 +39,11 @@ export default {
     const storeKeys = Array.from(hydratedStores.keys()).join(', ');
 
     if (storeKeys.length === 0) {
-      const msg = 'There are no stores hydrated and you are requesting the store ' +
-        `${name}. This can happen if you are server rendering and either \nyou do not call ` +
-        "redux_store near the top of your controller action's view (not the layout) " +
-        'and before any call to react_component \nor you do not render ' +
-        'redux_store_hydration_data anywhere on your page';
+      const msg = `There are no stores hydrated and you are requesting the store ${name}.\n` +
+        'This can happen if you are server rendering and either: \n' +
+        "1) You do not call redux_store near the top of your controller action's " +
+        'view (not the layout) and before any call to react_component \n' +
+        '2) You do not render redux_store_hydration_data anywhere on your page';
       throw new Error(msg);
     }