Commit fe37a03 breaks unit tests

[jmiazga]

λ npm run test

> angular2-webpack-starter@3.0.0 test C:\Development\angular2-webpack-starter
> karma start

07 03 2016 09:37:00.287:ERROR [config]: Error in config file!
 [SyntaxError: Unexpected token {]
SyntaxError: Unexpected token {
    at exports.runInThisContext (vm.js:53:16)
    at Module._compile (module.js:373:25)
    at Object.Module._extensions..js (module.js:404:10)
    at Module.load (module.js:343:32)
    at Function.Module._load (module.js:300:12)
    at Module.require (module.js:353:17)
    at require (internal/module.js:12:17)
    at module.exports (C:\Development\angular2-webpack-starter\karma.conf.js:4:27)
    at Object.parseConfig (C:\Development\angular2-webpack-starter\node_modules\karma\lib\config.js:316:5)
    at new Server (C:\Development\angular2-webpack-starter\node_modules\karma\lib\server.js:57:20)
    at Object.exports.run (C:\Development\angular2-webpack-starter\node_modules\karma\lib\cli.js:243:7)
    at Object.<anonymous> (C:\Development\angular2-webpack-starter\node_modules\karma\bin\karma:3:23)
    at Module._compile (module.js:397:26)
    at Object.Module._extensions..js (module.js:404:10)
    at Module.load (module.js:343:32)
    at Function.Module._load (module.js:300:12)