(maint) Merge up 63d7458 to master
(maint) Merge up 63d7458 to master

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* commit '63d74583763b4e096179eb459b303f6b20b22243':
  Update restarting.markdown
  (maint) Fix Debian Stretch version
  Update restarting.markdown
  Update restarting.markdown
  (DOC-4397) Add step on how to reload PE

puppetlabs/puppetserver,puppetlabs/puppetserver,puppetlabs/puppet-server,puppetlabs/puppetserver,puppetlabs/puppetserver,puppetlabs/puppet-server,puppetlabs/puppet-server