handle blocked stripe

client/src/app.jsx

@@ -36,9 +36,12 @@ events.setWs(ws);
 
 const App = () => (
     <Provider store={store}>
-        <StripeProvider apiKey={stripeKey()}>
-            <Mnml />
-        </StripeProvider>
+        {window.Stripe
+            ? <StripeProvider apiKey={stripeKey()}>
+                <Mnml />
+            </StripeProvider>
+            : <Mnml />
+        }
     </Provider>
 );
 

client/src/components/shop.jsx

@@ -48,9 +48,12 @@ function Shop(args) {
             </div>
             <div>
                 <h1 class="credits">¤ {account.balance}</h1>
-                <Elements>
-                    <StripeBtns account={account} />
-                </Elements>
+                {window.stripe
+                    ? <Elements>
+                        <StripeBtns account={account} />
+                    </Elements>
+                    : <div>Please unblock Stripe to use the store</div>
+                }
             </div>
         </section>
     );