Minor changes for better performance

• Enhancements
  • refactored Mongo.Session and Mongo.Session.SessionPool because of poor performance

Support for session and transactions

• Enhancements
  • refactored writeConcern
  • refactored filter_nils
  • refactored usage of ReadPreference
  • added support for sessions (ServerSession, SessionPool, Session)
  • added support for transaction
  • added Decimal128 encoder
  • added support for transaction to gridfs and bulk operation
  • added create command (explicitly creating a collection or view)

Minor fixes

• Bug Fixes

  • Test for existing index in Bucket works right now

• Enhancements

  • Better handling for the :timeout options

Minor fixes

• Bug Fixes

  • Fixed a match error in after_fun of cursor module
  • Fixed a match error in the result of function Monitor.force_check
  • Resolved decode problem for the Binary (Old) BinData subtype

• Enhancements

  • Added support for Mongo.BulkWriteResult

Bugfix

Bugfix

Bulk writes

Added support for bulk writes.

Fixed Travis configuration, removed bug from change streams

• Enhancements

  • Travis now using the right MongoDB version

• Bug Fixes

  • added test unit for change streams
  • removed debug code from change streams

Added support for op_msg

• Enhancements
  • Added op_msg support (See)
  • Fixed change streams in case of error codes: 11601, 136 and 237 from resuming
  • Reorganized error handling

Change Streams

This release contains the implementation of the change streams.