Fix for making hiera_hash working as expected + docs update
Fix for making hiera_hash working as expected + docs update

Change-Id: I7d21af87d84d5259ca93ae89c302c4aaad9e165d
Signed-off-by: Igor Shishkin <b1c1d8736f20db3fb6c1c66bb1455ed43909f0d8@teran.ru>

fuel-infra/puppet-manifests,fuel-infra/puppet-manifests,fuel-infra/puppet-manifests,fuel-infra/puppet-manifests