(maint) Merge up d56de5b to 1.10.x
(maint) Merge up d56de5b to 1.10.x

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* commit 'd56de5bdc7d7ade6f391b5a962deb4529a3b8937':
  (PA-2183) Update acceptance tests to work with Beaker 4
  (packaging) Bump to version '1.9.6' [no-promote]
  (packaging) Bump to version '1.8.4' [no-promote]
  (packaging) Bump to version '1.5.8' [no-promote]

puppetlabs/pxp-agent,puppetlabs/pxp-agent,puppetlabs/pxp-agent