## Validator Changes
* Test concept map code validity
* Rework type checking on target profiles to support imposesProfile
* Fix imposesProfile extension being missed on primary profile
* Add support for IPS-AU
* Fix warning/error message about experimental property on CodeSystems and ValueSets
* Fix unknown code message to include code system version
* Add provisional SHLinks validation
## Other code changes
* Render Requirements.reference
* Convert Requirements.reference between versions
* Fix test that breaks on local machines + Fix system path for FileSystemPackageCacheManager
* Update to cqframework 2.11 and remove unused common-beanutils declaration (#1419)
* Better xhtml logging for debugging
* Fix DF markdown engine to escape < properly
* Support for sub-packages in packagelist.json
* NPE proofing property handling for Code Systems
* rework the way intermediary content is handled in the validator
* Restore CodeQL regex queries (#1422) + Whitelist BSD 3-clause license
***NO_CI***
## Validator Changes
* Fix problem validating code systems with content = not-present
* Further development of multi-language support on the tx server, and:
* Change the validator so that the default language is '*' (all languages) not 'en'
## Other code changes
* Improve license scanning and readme documentation
* Change xpp3 dependency
* Add client version to tx user-agent requests
* Suppress spurious xml parsing messages to System.err
***NO_CI***
## Validator Changes
* Performance fix: Delay loading content when loading IGs
* CodeSystem validation around count and content
* Add checking around internal status consistency and across dependencies (draft/experimental/retired/deprecated)
* Improved error messages on server failure
* Fix bug in warning about No valid Display Names found
* Use Supplements when validating display names
* Fix issue in FHIRPath .combine focus handling
* Check Extension fixed values for URLs - enforce consistency
* Fix R4 FML parser problem
* Track and report inactive status when reported from terminology server
* Add defense against large terminology operations causing obscure java errors
* Fix bug with client sending too much data to tx.fhir.org (big performance hit in some cases)
* Fix obscure bug with designations in a more specific language the the code system they are in
## Other code changes
* Significant upgrade of version comparison for profiles/extensions, value sets, and code systems, and integration into rendering framework
* Many minor changes to terminology functionality (reconciliation with differences with OntoServer) including service protection
* Rename implySystem parameter to inferSystem per TI decision
* rework how definitions are handled after discussion with Michael
* add flat mode to tests for Ontoserver, and add experimental functionality
* fix rendering issue in subscription topic
* Add a renderer for ExampleScenario
* Automatically render markdown in code system concept definitions
* Fix loading issues in test mode for simplifier packages
* Remove spurious logging in FHIRPath engine
* Fix addChild error in PEBuilder (#1343) + Add test case
* CPT Importer
* Dependencies fixed/updated: okhttp, thymeleaf, commonmark & UCUM
* Xhtml fluent improvements + related XHtmlNode improvements
* Release new pubpack for new icons
* Json Object comparison: fix bug in arrays with multiple optional elements + improved error messages + support for external strings
* fix cross-version extensions web references where possible
* Don't suppress exceptions in terminology clients
* Add first cut of Profile Generation code
* Stop putting invalid codes in expansions if they are not in the code system
***NO_CI***
