feat(error-modal): hookup ErrorModal in app layout

app/components/layout.js

@@ -1,7 +1,9 @@
 // @flow
-import React from 'react';
+import React, { type Element } from 'react';
 import styled from 'styled-components';
 
+import { ErrorModalComponent } from './error-modal';
+
 const Layout = styled.div`
   display: flex;
   flex-direction: column;
@@ -14,12 +16,25 @@ const Layout = styled.div`
 `;
 
 type Props = {
-  chidren: any, // eslint-disable-line
+  children: Element<*>,
+  closeErrorModal: () => void,
+  isErrorModalVisible: boolean,
+  error: string,
 };
 
 export const LayoutComponent = (props: Props) => {
-  // $FlowFixMe
-  const { children } = props; // eslint-disable-line
+  const {
+    children, error, isErrorModalVisible, closeErrorModal,
+  } = props;
 
-  return <Layout id='layout'>{children}</Layout>;
+  return (
+    <Layout id='layout'>
+      {children}
+      <ErrorModalComponent
+        message={error}
+        isVisible={isErrorModalVisible}
+        onRequestClose={closeErrorModal}
+      />
+    </Layout>
+  );
 };

app/redux/create.js

@@ -7,6 +7,7 @@ import thunk from 'redux-thunk';
 import type { RouterHistory } from 'react-router-dom';
 
 import { createRootReducer } from './modules/reducer';
+import { errorHandler } from './errorHandler';
 
 export const history: RouterHistory = createHashHistory();
 
@@ -14,7 +15,8 @@ const shouldEnableDevTools = (process.env.NODE_ENV !== 'production' || process.e
   && window.devToolsExtension;
 
 export const configureStore = (initialState: Object) => {
-  const middleware = applyMiddleware(thunk, routerMiddleware(history));
+  // $FlowFixMe
+  const middleware = applyMiddleware(thunk, routerMiddleware(history), errorHandler);
 
   const enhancer = compose(
     middleware,

app/router/router.js

@@ -15,7 +15,7 @@ import { ReceiveContainer } from '../containers/receive';
 import { SettingsContainer } from '../containers/settings';
 import { NotFoundView } from '../views/not-found';
 import { ConsoleView } from '../views/console';
-import { LayoutComponent } from '../components/layout';
+import { AppContainer as LayoutComponent } from '../containers/app';
 import { HeaderComponent } from '../components/header';
 
 import {