style(lint): lint fixes (#195)

Author: gyandeeps

src/karma-webpack.js

@@ -30,7 +30,9 @@ function Plugin(
     // Webpack 2.1.0-beta.7+ will throw in error if both entry and plugins are not specified in options
     // https://github.com/webpack/webpack/commit/b3bc5427969e15fd3663d9a1c57dbd1eb2c94805
     if (!webpackOptions.entry) {
-      webpackOptions.entry = function(){return {}}
+      webpackOptions.entry = function(){
+        return {}
+      }
     };
 
     if (!webpackOptions.output) {