+CachingStrategy.FixedTimeSpan +Cosmos: Pruning, Uncompressed snapshots, eqx init Serverless support

Added

• CachingStrategy.FixedTimeSpan: Support for fixed caching periods #255
• Cosmos: Support Serverless Account Mode in eqx init cosmos; default RU/s to 400 if unspecified #244 🙏 @OmnipotentOwl
• Cosmos: Added ability to turn off compression of Unfolds #249 🙏 @ylibrach
• Cosmos: Prune API to delete complete Batches from the head of a stream #233

Changed

• Cosmos: Reorganize Sync log message text, merge with Sync Conflict message #241
• Cosmos: Converge Stored Procedure Impl with tip-isa-batch impl from V3 (minor Request Charges cost reduction) #242
• Cosmos: Tweaked connecting log message

See CHANGELOG