Merge the changelogs together (#7)

Author: mickael-menu

CHANGELOG.md

@@ -1,11 +1,6 @@
-[![License](https://img.shields.io/badge/License-BSD%203--Clause-blue.svg)](/LICENSE)
-[![Release](https://jitpack.io/v/readium/r2-opds-kotlin.svg)](https://jitpack.io/#readium/r2-opds-kotlin)
-# r2-opds-kotlin
+# Readium OPDS
 
-A parser for OPDS 1.x and 2.0 written in Kotlin using the [Readium-2 shared model](https://github.com/readium/r2-shared-kotlin) 
-and [Readium Web Publication Manifest](https://github.com/readium/webpub-manifest).
-
-[Changes and releases are documented in the Changelog](CHANGELOG.md)
+A parser for OPDS 1.x and 2.0 written in Kotlin using the [Readium Web Publication Manifest](https://github.com/readium/webpub-manifest).
 
 ## Features