Additions

• Add ubiops deployment_versions wait to wait for a deployment version to be ready
• Add ubiops version_revisions wait to wait for a deployment version revision to be ready
• Add ubiops environments wait to wait for an environment to be ready
• Add ubiops run_local to run your deployment locally in the same way as in UbiOps
• Add ubiops validate to validate your requirements.txt and ubiops.yaml files