v3.1.0

What's Changed

• ES Subscriptions: Store checkpoint after a stale subscription is processed by @vdamle in #157
• Add circuit breaker to stop runaway producers losing messages, and immediate receipt option by @peterbroadhurst in #175
• Fix for intermittent failure #179 by @peterbroadhurst in #180
• POST to /subscriptions with in-line event definition by @peterbroadhurst in #177
• Add error codes to all ethconnect errors by @peterbroadhurst in #178
• Make requestABIId omitempty by @peterbroadhurst in #161
• Reduce default fetch below 1MB in the case of a small circuit breaker upper bound by @peterbroadhurst in #181
• Fix post-merge build issue related to error codes by @peterbroadhurst in #184
• Do not close a.eventStream, rather handle closed batch dispatcher by @peterbroadhurst in #183
• don't swallow webhook processMsg status codes by @shorsher in #187

Full Changelog: v3.0.5...v3.1.0