iOS inspector not installed with npm 5

[pkoleva]

Tell us about the problem

Using the latest nightly build of npm and the CLI cannot install the App Inspector, so debugging with it is imposible

Which platform(s) does your issue occur on?

iOS

Please provide the following version numbers that your issue occurs with:

• CLI: 3.0.1
• npm: 5.0.0-beta.56

Please tell us how to recreate the issue in as much detail as possible.

1. Install node 8 with npm 5
2. Install the CLI
3. Create an app
4. Run tns debug ios