Add 2.1.4 to CHANGELOG.md (#988)

Author: Adrian Clay

CHANGELOG.md

@@ -6,13 +6,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-## Fixed
-
-* When mapping an `Observation` related to a diagnostic report which does not contain a `code` element, the adaptor will
-  now throw an error reporting that an observation requires a code element and provide the affected resource ID.
-* When mapping a `valueQuantity` contained in an `Observation`, the produced XML `<value>` element now correctly escapes
-  any contained XML characters.
-
 ## Added
 
 * When mapping a `DocumentReference` which contains a `NOPAT` `meta.security` or `NOPAT` `securityLabel` tag the resultant XML for that resource
@@ -32,8 +25,17 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * When mapping `Immunizations` which contain a `NOPAT` `meta.security` tag, the resultant XML for that resource
   will contain a `NOPAT` `confidentialityCode` element.
 
-### Fixed
-* Removed the 20 MB data processing limit to enable the GP2GP Adaptor to handle larger documents.
+## [2.1.4] - 2014-11-07
+
+## Fixed
+
+* When mapping an `Observation` related to a diagnostic report which does not contain a `code` element, the adaptor will
+  now throw an error reporting that an observation requires a code element and provide the affected resource ID.
+  Previously the adaptor was generating an invalid GP2GP payload which was being rejected by the requesting system with
+  a vague error code.
+* When mapping a `valueQuantity` contained in an `Observation`, the generated XML element now correctly escapes any
+  contained XML characters.
+* Removed a 20 MB data processing limit which was causing large document transfers to fail.
 
 ## [2.1.3] - 2014-10-25