Prepare patch

Author: loafoe

CHANGELOG.md

@@ -3,6 +3,14 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
+## v0.18.7
+- CDL: Add Label definition support
+- CDL: Add 'data_protected_from_deletion' to Research Study (#97)
+- PKI: Improve error handling
+- IAM: Improve IAM Group deletion
+- IAM: Add retry logic for email template creation
+- Documentation fixes
+
 ## v0.18.6
 - IAM: Add retry logic for IAM Group operations
 - IAM: Better handle drift in user/service assignments in groups