This release includes the following changes:
- #187 Pickle proof objects
- #181 Improvements to error handling for datastores
- #184, #192 Fix "pretty" JSON serialization problems
- #195 Fix wrong property name for raster-image-ext
- #201 UUIDv4 enforcement on identifiers
- #203 New filter option "contains" for datastores
- #207 Add documentation on patterning
- #213 Python 3.7 support
- #214 Support for multiple object versions in MemoryStore