Release: v6.2.8

## Validator Changes

* Major rework of tx and validation test cases associated with reworking terminology / validator interface and ongoing testing + reconciliation with Ontoserver
major upgrade to validation - use terminology server to perform more logic, and standardise interface based on agreements with Vocab & Ontoserver
* Improve slicing error message
* Add warning to user when referencing an extension that doesn't exist in FHIRPath
* Fix bugs in FHIRPath implementation of split() and join()
* Fix bug handling null objects in JSON (R5)
* Fix for missing search parameter definition in R4
* fix bug handling XML name extension
* Fix FHIRPath validation errors around use of %resource and %rootResource
* Correct validator enforcement of minValue for decimal and integer (#1538)

## Other code changes

* Properly populate property definitions in expansions
* Add CVX Importer
* R6 release support
* IPS tool development
* Improved errors publishing IGs
* Refactor Context to support multiple terminology services
* change type of error when value set circularity found
* Track generated side files when rendering resources
* Support for extended Unicode characters in XHTML / XML / JSON / Turtle
***NO_CI***

org.hl7.fhir.convertors/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

org.hl7.fhir.dstu2/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>ca.uhn.hapi.fhir</groupId>
 		<artifactId>org.hl7.fhir.core</artifactId>
-		<version>6.2.8-SNAPSHOT</version>
+		<version>6.2.8</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

org.hl7.fhir.dstu2016may/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>ca.uhn.hapi.fhir</groupId>
 		<artifactId>org.hl7.fhir.core</artifactId>
-		<version>6.2.8-SNAPSHOT</version>
+		<version>6.2.8</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

org.hl7.fhir.dstu3/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

org.hl7.fhir.r4/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>ca.uhn.hapi.fhir</groupId>
 		<artifactId>org.hl7.fhir.core</artifactId>
-		<version>6.2.8-SNAPSHOT</version>
+		<version>6.2.8</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

org.hl7.fhir.r4b/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>ca.uhn.hapi.fhir</groupId>
 		<artifactId>org.hl7.fhir.core</artifactId>
-		<version>6.2.8-SNAPSHOT</version>
+		<version>6.2.8</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

org.hl7.fhir.r5/pom.xml

@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>ca.uhn.hapi.fhir</groupId>
 		<artifactId>org.hl7.fhir.core</artifactId>
-		<version>6.2.8-SNAPSHOT</version>
+		<version>6.2.8</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>
 

org.hl7.fhir.report/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

org.hl7.fhir.utilities/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

org.hl7.fhir.validation.cli/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

org.hl7.fhir.validation/pom.xml

@@ -5,7 +5,7 @@
     <parent>
         <groupId>ca.uhn.hapi.fhir</groupId>
         <artifactId>org.hl7.fhir.core</artifactId>
-        <version>6.2.8-SNAPSHOT</version>
+        <version>6.2.8</version>
         <relativePath>../pom.xml</relativePath>
     </parent>
 

pom.xml

@@ -14,7 +14,7 @@
     HAPI FHIR
     -->
     <artifactId>org.hl7.fhir.core</artifactId>
-    <version>6.2.8-SNAPSHOT</version>
+    <version>6.2.8</version>
     <packaging>pom</packaging>
 
     <properties>