regular cups options not being applied properly.
remove second agent node from beaker tests for now, in the interest of reducing beaker run time. ubuntu node moved to separate file.
could not confine acceptance tests, opted to use puppet resource to check modified state in a platform abstract way.
use the shorter method for detecting idempotency in puppet manifests (2x apply_manifest)
clean up after ppd options test.
do not check package installs if beaker will not do any provisioning.