rpearce: Make config_params parse in dependant
rpearce: Mysql app no longer has application
rpearce: Implement dependant_instance_mysql_rights and config_params
rpearce/grichards: Fixed hash merge to allow for multple mysql rights
rpearce/grichards: Re-instate legacy application param for backwards
compatibility
rpearce: MySQL cluster default instances should be 1
rpearce/grichards: Modify mysql application rights to be a hash as ENC
doesnt support defines
rpearce/grichards: Rename mysql password hiera key