Update templates to support TypeScript 'strict' mode

templates/ReactSpa/ClientApp/boot.tsx

@@ -10,7 +10,7 @@ let routes = RoutesModule.routes;
 function renderApp() {
     // This code starts up the React app when it runs in a browser. It sets up the routing
     // configuration and injects the app into a DOM element.
-    const baseUrl = document.getElementsByTagName('base')[0].getAttribute('href');
+    const baseUrl = document.getElementsByTagName('base')[0].getAttribute('href')!;
     ReactDOM.render(
         <AppContainer>
             <BrowserRouter children={ routes } basename={ baseUrl } />

templates/ReactSpa/npm-shrinkwrap.json

@@ -20,12 +20,24 @@
       "resolved": "https://registry.npmjs.org/@types/react-dom/-/react-dom-15.5.1.tgz",
       "dev": true
     },
+    "@types/react-hot-loader": {
+      "version": "3.0.3",
+      "from": "@types/react-hot-loader@3.0.3",
+      "resolved": "https://registry.npmjs.org/@types/react-hot-loader/-/react-hot-loader-3.0.3.tgz",
+      "dev": true
+    },
     "@types/react-router": {
       "version": "4.0.12",
       "from": "@types/react-router@4.0.12",
       "resolved": "https://registry.npmjs.org/@types/react-router/-/react-router-4.0.12.tgz",
       "dev": true
     },
+    "@types/react-router-dom": {
+      "version": "4.0.5",
+      "from": "@types/react-router-dom@4.0.5",
+      "resolved": "https://registry.npmjs.org/@types/react-router-dom/-/react-router-dom-4.0.5.tgz",
+      "dev": true
+    },
     "@types/webpack-env": {
       "version": "1.13.0",
       "from": "@types/webpack-env@1.13.0",

templates/ReactSpa/package.json

@@ -6,7 +6,9 @@
     "@types/history": "4.6.0",
     "@types/react": "15.0.35",
     "@types/react-dom": "15.5.1",
+    "@types/react-hot-loader": "3.0.3",
     "@types/react-router": "4.0.12",
+    "@types/react-router-dom": "4.0.5",
     "@types/webpack-env": "1.13.0",
     "aspnet-webpack": "^2.0.1",
     "aspnet-webpack-react": "^3.0.0",