Using @noView with css

**I'm submitting a bug report**

**Please tell us about your environment:**
* **Operating System:**
Windows 10

* **Node Version:**
v6.10.3

* **NPM Version:**
npm: '3.10.10',

* **JSPM OR Webpack AND Version**
webpack 3.3.0

* **Browser:**
Google Chrome | 60.0.3112.113 (Versão oficial) 64 bits
-- | --

**Current behavior:**
when I do @noview([PLATFORM.moduleName('nprogress/nprogress.css')]) I get:
Failed loading required CSS file: nprogress/nprogress.css in the browser.

**Expected/desired behavior:**
I expect the browser to load the CSS file

[bugtest.zip](https://github.com/aurelia/webpack-plugin/files/1267517/bugtest.zip)
[aurelia-car.zip](https://github.com/aurelia/webpack-plugin/files/1267519/aurelia-car.zip)

Start by running the attached bugtest.zip reproduction with webpack 3.3.0 and the stated Node and Chrome versions. Trace how @noView, PLATFORM.moduleName, and nprogress/nprogress.css are handled, then verify that the CSS loads in the browser without the reported error.

Written by the indexing model from the issue text.