Second release candidate for DOSA v3

Docs changes from rc.1

DOSA v3 RC1

First release candidate for V3

Added TTL support

• Fix bug in invalidating fallback cache on upsert (#292)
• Implement MultiRemove and MultiUpsert in fallback connector (#298)
• Refactor fallback connector (#299)
• Implement MultiRead in fallback connector (#296)
• Implement multi upsert and multi remove methods in memory connector (#301)
• Implement multi upsert and multi remove in YARPC connector (#303)
• Added TTL support (#286)

YARPC and Fallback Connector fixes

This release contains small bug fixes for YARPC connector and the Fallback Connector:

• Invalidate fallback cache on upsert (#285)
• Properly Interpret NotFound errors for MultiRead in the YARPC connector (#287)

In-Memory Connector Bug Fixes

• Fix memory connector bug with compound partition keys (#281)
• Fix memory connector race condition with Read, MultiRead, Range, and Scan (#282)
• Fix memory connector race condition with Upsert and CreateIfNotExists (#283)

A minor release since 2.5.0 has glide problem

v2.5.1

Update CHANGELOG to prepare for 2.5.0 release (#265)

Multi-Read API and CLI schema check fix

• [Improvement] Fix memory connector bugs in remove API (#278) and findInsertionPoint (#276)
• [Feature] Exposed GetRegistrar() API in client (#272)
• [Feature] Implement MultiRead for dosa client (#270, #274)
• [Improvement] Add encoding package which contains basic implementations of json and gob encoding (#267)
• [Improvement] Fallback connector fixes, including always return all results as pointers and only writing to fallback when origin succeeds (#264, #266, #271)
• [Improvement] Fix the check schema command in CLI, which can be used to check whether a new entity can be upserted or not (#247, #268)
• [Breaking] Make scope name required for CLI schema commands, to avoid accidental access of unintended scope and misleading error message (#251)
• [Improvement] Obtain redis connector success rate (#253)
• [Improvement] Better error handling in yarpc connector (#258) and routing connector (#259)
• [Improvement] Better error message for malformed entity tag (#260)

Test Client and Routing Connector

• [Feature] Added new "Routing Connector" allowing for a connector that forwards requests to one of several other connectors (#210 & #222)
• [Improvement] Remove unimplemented Search API (#227)
• [Improvement] Better YARPC connector error messages (#230)
• [Feature] Add new Test Client (#240)
• [Improvement] Fix bug with time.Time fields being used as part of the primary key with the in-memory connector (#244)
• [Improvement] Remove usage of dosa-dev-gateway in the CLI as it's no longer needed (#238)
• [Improvement] Better error message when trying to do a RemoveRange on secondary-index fields (#232)
• [Improvement] Issue errors when secondary index fields are not exported (#246)

Null support, Native Cassandra connector, WalkRange

• [Breaking] Remove dosaclient package in favor of config.NewClient (#213 & #218)
• [Improvement] Improve yarpc connector errors (#211)
• [Improvement] Remove directory scan config option (#203)
• [Feature] Add pointer support for entity fields (#209)
• [Feature] Add WalkRange function to client API (#201)
• [Feature] Implement the Cassandra connector (#180)

Null support

Improvements since v2.3.0-rc1:

• #216 - Update dependencies
• #218 - config.NewClient can now configure any connector