chore(webpack): stop watching node modules in dev mode

webpack.config.js

@@ -17,8 +17,8 @@ const debugBuild = mode === 'development';
    - we also dynamise the value of __DEBUG__ according to the env var
 */
 // Note that we don't support .babelrc in parent folders
-var babelrc = fs.readFileSync(path.resolve(__dirname, '.babelrc'));
-var babelConf = JSON.parse(babelrc);
+const babelrc = fs.readFileSync(path.resolve(__dirname, '.babelrc'));
+const babelConf = JSON.parse(babelrc);
 
 babelConf.babelrc = false; // disabel babelrc reading, as we've just done it
 const replacementPluginConf = babelConf.plugins.find(plugin => Array.isArray(plugin) && plugin[0] === 'minify-replace');
@@ -88,11 +88,11 @@ module.exports = () => {
                 publicPath: '/dist/',
             },
             static: {
-				directory: path.resolve(__dirname, './'),
-				watch: {
-					ignored: path.resolve(__dirname, '.git')
-				}
-			},
+                directory: path.resolve(__dirname, './'),
+                watch: {
+                    ignored: [path.resolve(__dirname, '.git'), path.resolve(__dirname, 'node_modules')],
+                },
+            },
             client: {
                 overlay: {
                     errors: true,