This changes all these parameters as heat would correctly
parse all values. Also, drops all yaql shenanigans
used for their handling and heat conditions.
Also fixes wrong usage of non-existent NeutronWrapperDebug
parameter in ovn-metadata-container-puppet.yaml.
We had converted all ``Debug`` parameters to boolean with
Ib6c3969d4dd75d5fb2cc274266c060acff8d5571.
Change-Id: Ia2bffffde34aa248a4cc60c3895464f1f9d1ded2