[packages/ruby-ohai] (8 commits) Created branch dev-8

[glen]

The branch 'dev-8' was created.

Summary of new commits:

  b941527... up to 8.4.0
  5218c8b... update source to 8.16.0
  2b26b7f... different way of writing .gemspec
  e5bdf1c... skip plist dep
  8444e82... requires ruby 2.0 according to .gemspec
  80c726d... net/dhcp no longer required in ohai code
  5985c42... remove deps autogenerated from rubygems
  bde0a3a... drop mime-types dep