Update text on changelog
<th:block th:each="version : ${changelog.versions}">
-# Smile CDR <th:block th:text="${version}"/> <th:block th:if="${changelog.changes.get(version).codename} != null" th:text="' (' + ${changelog.changes.get(version).codename} + ')'"/> <th:block th:if="${changelog.changes.get(version).releaseDate} == null">(Prerelease)</th:block>
+# HAPI FHIR <th:block th:text="${version}"/> <th:block th:if="${changelog.changes.get(version).codename} != null" th:text="' (' + ${changelog.changes.get(version).codename} + ')'"/> <th:block th:if="${changelog.changes.get(version).releaseDate} == null">(Prerelease)</th:block>
## Release Information
