* Start work on subscription cleanup
* Work on subscription cleanup
* Work on subscriptions
* Subscription cleanup
* More work on subscriptions
* Queue factory cleanup
* Work on subscription cleanup
* Subscription cleanup
* Work on subscription cleanup
* Work on subscription cleanup
* Work on subscription cleanup
* Ongoing cleanup
* Subscription work
* Tests passing
* Move resource provider factory
* Test fixes
* Address review changes
* One more change
* Test fixes
* Validation enhancements
* Work on validation api reworking
* Keep working on validation API
* Keep working on new term API
* Work on validation api
* Ongoing work on validation
* Work on integrating validation
* Work on validation API
* Add to validation API
* Work on validation
* Work on API
* Work on validation
* Work on validation API
* Work on validation API
* Work on validation api
* Work on validation API
* Work on validation api
* Validation API changes
* Work on API
* More work on validationo API
* Work on validation API
* FIxes
* WOrk on validation api
* Work on validation API
* Tests passing!
* More cleanup
* More validation API changes
* Fix intermittent test failure
* Package reorg
* Validation API work
* Work on doocumentation
* Work on API
* More work on new validation API
* Fix errorprone-reported error
* Test fixes
* Documentation updates
* Documentation tweaks
* Work on API
* Bean name adjustments
* Build fixes
* Some test fixes
* Add forced ID caching
* Work on id optimization
* Test fixes
* More optimization work
* Add some docs
* Work on docs
* Test fixes
* Test fixes
* Test fixes
* Address review comments
* Compile fix
* Fix expunge issue when no tags present
* Add changelog
* Try to clean up POMs that are failing CI
* Rework dependencies
* Roll back change that did not work
* Work on upgrading core
* Work on R5 updates
* Work on core updates
* Test fix
* Update model version properties file for R5
* Bump core version
* Test fixes
* Add 4.2.0-SNAPSHOT version to versions page in docs
* Start work on refactoring how PIDs work
* Some test fixes
* Test fixes
* Test fixes
* Restore accidentally deleted line
* One more tweak
* Rework resource link extraction
* Test fix
* Split out transaction processor
* Updates
* Test fix
* Test fixes
* Test fixes
* Clean up LGTM warning
* Fix compile failure
* One more test fix
* Fix LGTM issue
* Add spot for metadata
* Add test logging
* Remove testing code
* More test logging
* Add some test logging
* Attempty to fix intermittent test failure
* Improve exception tracking
* Work on simplifying search param registry
* Fix compile
* Fix compile errors
* Fix two test bugs