Adding support to the AWS::Core::Endpoints module for getting hosted zone ids for S3 buckets that are hosting websites.
Reverting previous commits that added S3 hosted_zone_ids to the endpoints files and instead adding a hash to the HostedZone class to map region to id.
Merge pull request #531 from Swimminschrage/master

Adding support to the AWS::Core::Endpoints module for getting hosted zon...