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- Add several configuration options as environment variables:
- ``INGESTED_BYTES_AT_OPEN`` - determines the number of bytes in the first GET request at file opening (27)
- ``ENABLE_BLOCK_CACHE`` - determines if internal blocks are cached in memory (35)
- ``HTTP_MERGE_CONSECUTIVE_RANGES`` - determines if consecutive ranges are merged into a single request (29, 33)
- ``LOG_LEVEL`` - determines the log level used by the library (36)
- ``VERBOSE_LOGS`` - enables verbose logging (36)
- Fix bug where internal nodata masks were not returned by a partial read (31)