Describing Get-Help -Online opens the default web browser and navigates to the cmdlet help content
 [-] Error occurred in Describe block 40ms
   The type initializer for 'Microsoft.Win32.Registry' threw an exception.
   At /home/travis/build/PowerShell/PowerShell/src/powershell-unix/bin/Linux/netcoreapp1.1/ubuntu.14.04-x64/publish/Modules/Pester/Functions/Describe.ps1:100 char:13