4.1.0

• added support for Counters
• added support for Cluster Transactions
• added support for Highlighting
• added support for Explanations
• added support for Query Timings
• added support for JavaScript indexes
• bug fixes

4.0.5

• bug fixes

4.0.4

• added support for Subscriptions
• added support for storing timezone info and dates in UTC
• enhanced load and bulk insert performance
• bug fixes

4.0.3

Added support for the following features:

• Streaming
• More like this
• Suggestions
• Revisions
• Advanced patching