GetOverwriteConfig parses overwriteConfig from a byte array.

OverwriteDisplay replaces variable values in Blueprint metadata display file.

OverwriteMetadata replaces default values for variables in Blueprints Metadata This overwrite rearranges the order of keys in the YAML, since we are not using the definition in https://github.com/GoogleCloudPlatform/cloud-foundation-toolkit/blob/master/cli/bpmetadata/types.go We are not using this definition because 1.

OverwriteTf replaces default variable values in Terraform modules.