## Validator Changes
* Remove wrong LOINC code for circumference % from vital signs scan
* Remove spurious error when profile discriminators have no value
* Fix as() and ofType() in FHIRPath engine to support type namespaces properly
* Fix problem with FHIRPath engine wrongly checking types in context of CDA
* Fix date validation error in CDA validation
* Update error handling to preserve message ids properly
## Other code changes
* Add rendering of II.system
* Fix extension handling when generating snapshots - which are ignored, overwrite, or add
* Delete some empty java files
* Remove unnecessary snapshot tests
***NO_CI***
## Validator Changes
* Validate Vital signs Profiles when validating observations
* Hack around problem with vs-1 constraint in R4
* Check for retired status when multiple OID matches exist
* Fix for validating extensions on R5 resources in R4 (R4 special case)
* Minor fixes for standalone ViewDefinition validator
## Other code changes
* Revised Capability Statement rendering (Thanks Vassil Peytchev)
* Fix bug rendering primitive types with an extension that provides a value alternative
* Add links to references when rendering json and xml instances in IG publisher
* Fix bug generating profile spreadsheets
* Support suppress examples when generating snapshots
* VSAC Import improvements
***NO_CI***
## Validator Changes
* Validate contextInvariant in extension definitions
* fix Typo in TI WG name
* Handle unknown constants properly in FHIRPath
* Fix handling of type ancestors at the root of FHIRPath expressions
* CDA templates with no extension value use urn:oid: not urn:hl7ii:
* Allow URL as a type of string in FHIRPath type checking
* Fix semver validation
* Fix problem resolving context in CDA invariants
## Other code changes
* Finish SQL in FHIR Implementation, but disable sql on fhir tests until package is packaged properly by next release of IG publisher
* Fixes to Search Parameter rendering per FHIR-I decision
* Fix broken links in extension references done by [[[]]]
* Fix broken links in code system rendering of parents
* Support using names in [[[markdown]]] when rendering
* Remove "profile" from tx operations
* Include checkIPSCodes and bundleValidationRules in json
***NO_CI***
Grahame Grieve
Grahame Grieve
markiantorno
Vassil Peytchev
Benjamin Flessner
dotasek