add bundle to gitignore

.gitignore

@@ -1 +1,2 @@
 node_modules
+dist/bundle.js

webpack/prod.config.js

@@ -21,8 +21,8 @@ module.exports = {
 				}
 			},
 			{
-				test: /\.(s*)css$/,
+				test: /\.scss$/,
-				use: [ 'style-loader', 'css-loader', 'sass-loader' ]
+				use: [ 'style-loader', 'css-loader', 'sass-loader?sourceMap' ]
 			}
 		]
 	}