* chore: harmonize OSS and Enterprise subscriber initialization
* refactor: chanwriter close blocks until chanwriter is flushed
* refactor: remove redundant state
* test: add test for blocked subscriber during subscription update
* fix: blocked subscriber does not fail subscription update
* fix: only iterate matching subscriptions
* fix: use serialized points in subscriber queues
* feat: add total-buffer-bytes config parameter to subscriptions
* fix: put subscription serialization on the write path
* fix: subscription service only needs regular mutex, not RWMutex
* fix: review comments
* chore: update changelog
The v2 UDP client will attempt to split points that exceed the
configured payload size. It will only do this for points that have a
timestamp specified.
Sam Arnold
Edouard Hur
miya-masa
Mark Rushakoff
Joe LeGasse