Added CHANGELOG

Author: AlexWinder

CHANGELOG.md

@@ -0,0 +1,21 @@
+# Address Book Changelog
+
+## 1.0.3 (2022-07-17)
+
+- Added Docker build environment.
+- Updated README file instructions and markdown formatting.
+
+## 1.0.2 (2020-04-30)
+
+- Updated jQuery to 3.5.0 to address [CVE-2020-11022](https://github.com/advisories/GHSA-gxr4-xjj5-5px2).
+- Updated Bootstrap to 3.4.1.
+
+## 1.0.1 (2019-12-26)
+
+- Added missing DataTables sort images.
+- Added missing Bootstrap map files.
+- Fixed Bootstrap directory name causing issues on some browsers not loading assets.
+
+## 1.0.0 (2018-05-24)
+
+- Initial release of system.