Update CHANGELOG.md

Author: danmichaelo

CHANGELOG.md

@@ -4,9 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-
 ## [Unreleased]
 
+(none yet)
+
+## [0.7.0] - 2018-09-02
+
 ### Added
 
 - Added options `limit` and `phrase` to `Users::search()`.
@@ -63,4 +66,5 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 tbd.
 
 [Unreleased]: https://github.com/scriptotek/php-marc/compare/v0.6.1...HEAD
+[0.7.0]: https://github.com/scriptotek/php-marc/compare/v0.6.1...v0.7.0
 [0.6.1]: https://github.com/scriptotek/php-marc/compare/v0.6.0...v0.6.1