Go MongoDB 4.4 Support

Engineer(s): Divjot, Isabella 2020-06-26: Updated target of 2020-07-10 (22 Weeks) Adding two weeks for consistency, but we'll be done sometime next week. Do not add the RetryableWriteError label to errors that occur during a write within a transaction is a small ticket which is already scheduled. isMaster is in code review and will be wrapped up in the next day or so. 2020-06-15: Updated target of 2020-06-26 Reduce race conditions in SDAM error handling, Streamable isMaster in code review 2020-05-28: Updated target of 2020-06-12 Adding 2 more weeks based on the progress for Streamable isMaster, but aiming to wrap up by MDB.live. Streamable isMaster in progress, Reduce race conditions in SDAM error handling, Reduce default keepalive time to align with Azure defaults in progress. allowDiskUse option for find should be documented as only being supported in 4.4+ in review. 2020-05-14: On track Reduce race conditions in SDAM error handling and streamable isMaster in progress Do not add the RetryableWriteError label to errors that occur during a write within a transaction scheduled 2020-04-30: Updated target of 2020-05-29 Streamable isMaster, race conditions in SDAM error handling In Progress Hidden Indexes spec in Code Review directConnection URI option, authorizedDatabases option for listDatabase and commitQuorum option for createIndexes complete We are pulling out Planned Maintenance from the 4.4 epic for Go 2020-04-17: On track Unify behavior around configuration for replica set discovery in progress Hedged reads support, Change stream white list, Support for 'authorizedDatabases' option completed 2020-04-02: Updated target of 2020-05-01 Unify behavior around configuration for replica set discovery blocked by DRIVERS-980 Most other 4.4 work is blocked 2020-03-20: On track MONGODB-AWS support completed 2020-03-09: OCSP support completed Collection/index creation in txns completed Change stream resumable white list support in code review MONGODB-AWS support in progress Speculative authentication work complete 2020-02-24: MONGODB-AWS work in progress Most of the OCSP work is done and is in Code Review Other than a few blocked tickets all 4.4 work has been completed or is in review Plan to release beta on 3/3 which includes AWS, OCSP and CRUD changes 2020-02-12 : Initial target of 2020-04-10 Focussed on MDB 4.4 work Aiming to complete MONGODB-AWS, OCSP and CRUD changes by rc0