update glci program to read version from package.json

Author: quangkhoa

CHANGELOG.md

@@ -4,7 +4,7 @@ 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/).
 
-## Unreleased
+## [v2.0.0] - 2017-10-12
 
 ### Changed