Major version update as this release is not backwards compatible and contains a number of improvements
- Upgrade to python3
- Dockerize services
- Improve scripts
- Include all variables
- Enable ERDDAP "Files"
- CSRF form bug fixes
- Refactor build_erddap_catalog
- Add filtering to deployment API
- Add TravisCI
- Add latest_file and latest_file_mtime to deployment model
- Add gts_ingest global attribute