Descarteslabs

Changed
- `FutureTask` inheritance changed from `dict` to `object`.

Added
- Can now specify a GPU parameter for tasks.
- `Vectors.upload` allows you to upload a JSON newline delimited file.
- `Vectors.list_uploads` allows you to list all uploads for a vector product.
- `UploadTask` contains the information about an upload and is returned by both methods.

Fixes incompatibility of upload features response.

Changed
- Shapely is now a full requirement of this package. Note: Windows users should visit https://docs.descarteslabs.com/installation.html#windows-users for installation guidance.
- Reduced the number of retries for some failure types.
- Resolved intermittent `SceneCollection.stack` bug that manifested as `AttributeError: 'NoneType' object has no attribute 'coords'` due to Shapely thread-unsafety.
- Tracking system environment to improve installation and support of different systems.

Added
- The vector service is now part of the public package. See `descarteslabs.vectors` and `descarteslabs.client.services.vector`.

Added
- **`Scene.download`, `SceneCollection.download`, and `SceneCollection.download_mosaic` methods**
- **Colormaps supported in `descarteslabs.scenes.display`**
- Task namespaces are automatically created with the first task group

Changed
- **Clients can safely be used in subprocesses without causing obscure SSL errors**
- `descarteslabs.scenes.search` will take a Python datetime object in addition to a string
- **Scenes will now allow Features and FeatureCollections in addition to GeoJSON geometry types**
- Fixed Scenes issue preventing access to products with multi-byte data but single-byte alpha bands
- Scenes now exposes more parameters from raster and metadata

Deprecations
- Removed extra keyword arguments from places client
- Added deprecation warnings for parameters that have been renamed in the Metadata client

Changed
- Moved metadata property filtering to common
- Deprecated `create_or_get_function` in tasks
- Renamed some examples

Added
- Scenes filtering by coverage

Added

- Namespaced auth environment variables: DESCARTESLABS_CLIENT_SECRET and DESCARTESLABS_CLIENT_ID. CLIENT_SECRET and CLIENT_ID will continue to work.
- Tasks runtime check for Python version.

Changed

- Documentation updates
- Example updates