Failures: Manifest start_url is not cached by a Service Worker. #91

## **BEFORE YOU SUBMIT** please read the following:

* [ ] **I'm submitting a bug report**
* [ ] **I'm submitting a feature request**
* [ ] **I'm submitting a support request**

**webpack version:**
1.x / 2.x

**sw-precache-webpack-plugin version**:
0.9.x

**Please tell us about your environment:**
OSX 10.x / Linux / Windows 10

**Browser:** [Phantom XX | Chrome XX | Firefox XX | IE XX | Safari XX | Other XX]

**Current behavior:**

**Expected/desired behavior:**

*If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem along with your:*

* **Webpack configuration:**

* **Generated service worker (not minified):**