## Validator Changes
* Validator supports R6 from now on (using last stable release)
* Set default language to tag not display
* Handle tx server issues better
* Do not use server piecemeal when validating complex value sets
* Add support for -txCache parameter
## Other code changes
* Add support for R6 to R4 version enumeration
* Fix SCT link to include version and point to the right place
* Add response time to tx log
* Allow for code to turn off use of cache-id on tx interface (for debugging)
* Support n/a for tx cache folder
* Update tx cache for tests
* Add more logging for too costly validation
* Fix xml annotation suppression
***NO_CI***
## Validator Changes
* Work around problem with language value set being marked experimental
* Fix validation id/idref to resolve in document if in a document
* Fix various issues rendering and validating additional bindings with usage contexts
* Upgrade lock management in Package Cache
## Other code changes
* Fix case typo on Consent.provision in R4
* Fix R3 Quantity.copyValues()
* Remove debugging code
* Add more debugging to validation failure
* Add support for active only to VSAC importer
* Add r4b support to Package Version Generation
* Fix argument confusion in format in time validation
* Added support for tracking whether elements are ellipsed and for rendering accordingly
***NO_CI***
## Validator Changes
* Validate of experimental property on bindings
* Add -no-experimental-content flag
* Allow JSON named extensions to be structure types other than logical
* Process relative URLs properly in base when generating snapshots
## Other code changes
* Fix rendering path for value set references for kindling
* refactor error handling in ProfileUtilities
* Fix for NPE processing packages
***NO_CI***
## Validator Changes
* Fix expression for con-3 properly (fix validation problem on some condition resources)
* Fix FHIRPath bug using wrong type on simple elements when checking FHIRPath types
* FHIRPath: Allow _ in constant names (per FHIRPath spec)
* Fix value set rendering creating wrong references
* Fix bug processing value set includes / excludes that are just value sets (no system value)
* Alter processing of unknown code systems per discussion at ,https://chat.fhir.org/#narrow/stream/179252-IG-creation/topic/Don't.20error.20when.20you.20can't.20find.20code.20system and implement unknown-codesystems-cause-errors
* Improve message for when elements are out of order in profile differentials
## Other code changes
* fix problem where profile rendering had spurious 'slices for' nodes everywhere
* Update SQL-On-FHIR implementation for latest cases, and clone test cases to general test care repository
* Fix problem generating value set spreadsheets
* fix concurrent modification error processing language translations
* Check for null fetcher processing ConceptMaps (#1728)
***NO_CI***
## Validator Changes
* Security Fix: Move all instantiation of transformerFactory to XMLUtils and set ACCESS_EXTERNAL flags automatically (slightly improvement to output message, but closes possible attack vector)
* Handle 308 redirects when fetching packages
* Fix NPE in ValueSetValidator
* Fix for NPE in IGLoader
* fix version conversion problem for ConceptMap (4<->5): relationship comment getting lost for noMap entries
* Add check for multiple WG extensions (HL7 context)
## Other code changes
* Suppress spurious logging statement
* Add Australian CDA name prefix & uri to mapping transform code
* Add new messages for tx.fhir.org
* Remove narrative from snapshot tests
* Improve complex extension rendering when rendering by profile
* Rewrite processing of map statements when generating snapshots to fix known bugs
* Updates to Capability Statement rendering (and minor Operation Definition rendering improvement)
* Fix wrong reference to CDA classes for unscoped class names
* fix rendering issue for R4 relationship codes in ConceptMap
* rework decimal lowBoundary() and highBoundary() after discussion on Zulip, and add extensive testing
* Fix existing test case for fixed up boundary handling in FHIRPath
* Add CodeSystem fetching for selected code systems for VSAC import
* Drop to saxon 11.6 for now
* fix issue with json unicode whitespace enscaping
* get Java generator running again (though no code regenerated)
* don't escape unicode whitespace in json files
* Fix NPE in questionnaire renderer
* Hack workaround for R4 issue with ProcessPriority
* Rewrite concurrency management for file system package cache
***NO_CI***
## Validator Changes
* Improved handling of display validation for various languages
* fix xml:space message after discussion on Zulip
## Other code changes
* ValueSet rendering improvements
* Add isUnknownLocalReferencesNotLinks to RenderingContext
* Fix up conceptMap rendering (remove spurious summary table)
* Add R6 ballot 2 to FHIRVersion enum in R5
* rendering fixes for implementers
* improve rendering of bindings with no value sets
***NO_CI***
## Validator Changes
* Improve performance of supplement processing
* Add support for validating xml:space
* Fix NPE validating maps
* Fix duplicate removal code that caused missed WARNING messages (#1698)
* Fix interaction between terminology cache and validation location (#1700)
* Better concept map validation
* Improved base64 parsing error
* Add support for unknown code system version validating concept maps
* Fix bug using wrong profile when profiling recursive properties
## Other code changes
* Return null for all toCode enum params that are null
* fix bugs adding publishing WG in element mode
* Fix equality method that caused missed WARNING messages
* fix rendering issues
* rendering fixes for R6 build
* don't throw error for wrong rendering mode
* Document rendering fixes - subject and section
* more work on forcing valid html generation
* more hyperlink validation improvements
* further fixes to link validation
* fix list inside paragraph
* fix actor capabilities in wrong place
* Support missing datatypes
* Fill out missing anchors
* Fix wrong handling of contained resources)
* #1678 - add div to children when exploring Narrative
***NO_CI***
## Validator Changes
* No Changes
## Other code changes
* Naming System fix for THO
* Fix issue with rendering OperationOutcomes that don't have 'detail'
* Fix problem with value set anchor generation when rendering
***NO_CI***
## Validator Changes
* work around THO 6.0.0 problem (hack, to be reversed later)
* Improve MeasureReport validation for checking subject count
* Fix for R2B Resource.id cardinality problem
* Fix for validator using wrong property for list determination when parsing json
## Other code changes
* no changes
***NO_CI***
## Validator Changes
* Add clearer message for errors around unable to validate because unknown code system
* Fix problem with fhirVersion cardinality validating IG resources
## WHO I18n Project
* Remove Questionnaire.item.linkId from translatable content
## Other code changes
* Further revisions to rendering framework for id uniqueness, main spec rendering, and various reported issues
* Improve doco for R4/R4B renderers
* Introduce backwards compatible constructor in ValidationEngineBuilder and fix useEcosystem
* Use v2 of PublishCodeCoverageResults (#1665)
* #1583 do not serialize choice group + add testcase
***NO_CI***
## Validator Changes
* Add support for ND-JSON. Note that the validator is not expected to perform well on large ND-JSON files (or any other file type)
* Significant change: the validator was not checking for the end of the input when parsing a JSON resource finished. It will now start giving errors when JSON continues once the object is complete
* Add support for the create object syntax in FML when validating FML
* Improved error message when supplement url used instead of code system URL
## WHO Translation Project
* Add complete dutch translations (Thanks Alexander Henket)
## Other code changes
* Fix various rendering problems leading to non-unique html anchors
* Fix for unrendered data types
***NO_CI***
## Validator Changes
* Change how count is calculated when expanding value sets
* Fix value set expansion bugs
* Fix for fhirpath issue on command line (#1650)
* Add IG dependency validator
* work around bad r4 extension definitions
* don't reload different sub-version of extensions pack
## Other code changes
* Rework rendering library from ground up
* Merge Fix: Fix split logic of canonical into url and version in several places (#1663)
* Suppress spurious message when code system is unknown
* don't raise needless and wrong exceptions about extension definitions when rendering
* fix duplicate link creation
* Stop recursive rendering crash
* Obligation rendering improvements
* Handle extra profiles on resources in an IG when converting between versions
* Fixed issue with actor title not rendering in obligations
* Test and adaption for dateOp #1655
* Use assertj instead of hamcrest (#1662)
* More transifex work
* Add support for local packages during testing
***NO_CI***
## Validator Changes
* Find value sets on tx server if not tx.fhir.org
* Do not send Content-Type header with GET requests for tx servers
* Fix npe validating code system
* Support discriminator by position
* Don't check type characteristics for unknown types
## WHO I18n Project
* Fix typos in phrases, and fix up handling of apostrophes in messages without parameters
* Test and fix for single quote escapes in I18n
* Create and test transifex configuration
## Rendering Changes
* Fix contact rendering to work properly
* Fix issue resolving contained resource rendering DiagnosticReports etc
* Handle case where Contact.value has extensions instead of a string value
* Render Parameterised types
* Fix bug with LOINC Code row showing wrongly in Profile Details view
* Partial implementation of type parameters
* Fixed rendering of actor-specific obligations, added elementIds to obligation narrative rendering
* Corrected ObligationsRenderer to handle multiple actors and multiple codes. Also got obligations with elements to render properly (which means knowing whether you're on a table page or definitions page, what tab you're on, and whether the element for the obligation is in-scope for that tab (so you know whether to hyperlink or not). Had to make links on the tables point to definitions because table anchors are not unique.
## Other code changes
* split out Base.canHavePrimitiveValue() from Base.hasPrimitiveValue()
* Refactor how observation profiles are registered in order to generalise management of extra profiles
* Use validation policy to implement Observation profile rules
* Rework validation policy management in standalone validator
* Try deploying javadoc with SNAPSHOT
* Add utility to unpack the spec.internals file
* v2 in FHIR tests
* Fix bug loading language pack NPMs
***NO_CI***