2.17.4 Core and JS Improvements, KV Features

Core

• Fix reconnect() calls close() when simultaneously 'disconnecting' in another thread #1082 @MauriceVanVeen
• Optional dispatching with executor instead of blocking #1083 @scottf
• Offer timeout millis no longer hardcoded #1088 @scottf
• ReentrantLock instead of synchronized #1095 @scottf
• Force Reconnect API #1100 @scottf
• SSLContextFactory #1101 @scottf

JetStream

• Implement Consumers Pause #1093 @MauriceVanVeen
• Make sure Fetch No Wait returns as soon as it gets 404/408 #1096 @scottf
• Message Info always use last value in the headers. #1099 @scottf

KV

• KV Watch From Revision #1081 @scottf
• KeyValue atomic delete and purge methods. #1092 @davidmcote
• KV Transform support. #1098 @scottf

Simplification

• Allow simplification fetch to have noWait with or without expires. #1089 @scottf

Test

• Add Test for NUID to handle Sequence and Concurrency #1094 @photizzo

Doc

• upgrade documentation to specify backoff behavior #1078 @imclem

Misc

• Chaos App tuning and additional testing while porting. #1080 @scottf