In Angular2Spa, use css-loader so you can reference external images from CSS files, etc.

Author: SteveSandersonMS

templates/Angular2Spa/package.json

@@ -30,6 +30,7 @@
     "raw-loader": "^0.5.1",
     "rxjs": "5.0.0-beta.12",
     "style-loader": "^0.13.0",
+    "to-string-loader": "^1.1.5",
     "ts-loader": "^0.8.2",
     "typescript": "^2.0.0",
     "url-loader": "^0.5.7",

templates/Angular2Spa/webpack.config.js

@@ -11,7 +11,8 @@ module.exports = {
         loaders: [
             { test: /\.ts$/, include: /ClientApp/, loader: 'ts', query: { silent: true } },
             { test: /\.html$/, include: /ClientApp/, loader: 'raw' },
-            { test: /\.css/, include: /ClientApp/, loader: 'raw' }
+            { test: /\.css/, include: /ClientApp/, loader: 'to-string!css' },
+            { test: /\.(png|jpg|jpeg|gif|svg)$/, loader: 'url', query: { limit: 25000 } }
         ]
     },
     output: {