[BUG] WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9
**Describe the bug**
Warning about  Unsupported platform for fsevents@1.2.9

**To Reproduce**
```
sudo npm -g install homebridge-harmony
```

**Expected behavior**
Installation / upgrade without warning

**Screenshots**
If applicable, add screenshots to help explain your problem.

**IOS (please complete the following information):**
- Version [e.g. 22]
- Device: [e.g. iPhone8]

**Logs**
Your log in debug mode (-D option)

```
$ sudo npm -g install homebridge-harmony

npm WARN optional SKIPPING OPTIONAL DEPENDENCY: fsevents@1.2.9 (node_modules/homebridge-harmony/node_modules/fsevents):
npm WARN notsup SKIPPING OPTIONAL DEPENDENCY: Unsupported platform for fsevents@1.2.9: wanted {"os":"darwin","arch":"any"} (current: {"os":"linux","arch":"arm"})

+ homebridge-harmony@0.7.0
updated 3 packages in 35.679s
```

**Config**
Your config section of platform. Please do not post your whole config and especially with logins / passwords !

**Additional context**
Add any other context about the problem here.
