Fail puppet-lint on warnings
Fail puppet-lint on warnings

Puppet-lint will now fail if there is any warnings.

Disable 'names_containing_dash' check until the remaining classes
are completely removed or we find a way to add exceptions.

Change-Id: I09c15fcfbac82904a3d90328683d8c39b1bcaf0d

syseleven/puppet-heat,aquto/puppet-heat,rwsu/puppet-heat