Update CHANGELOG.md

Author: AlexVanderbist

CHANGELOG.md

@@ -8,6 +8,11 @@ All notable changes to `laravel-query-builder` will be documented in this file
 - removed request macros
 - started using `QueryBuilderRequest` to read data from the current request
 
+## 1.15.2 - 2019-02-28 (unreleased)
+
+- add support for Laravel 5.0 and up (again)
+- add support for PHP 7.1 and up (again)
+
 ## 1.15.1 - 2019-02-28
 
 - fix default sort not parsing correctly (#178)