update source code links and branding changes

README.md

@@ -1,4 +1,4 @@
-# Cinny
+# Gaboule Chat (Cinny fork)
 <p>
     <a href="https://github.com/ajbura/cinny/releases">
         <img alt="GitHub release downloads" src="https://img.shields.io/github/downloads/ajbura/cinny/total?logo=github&style=social"></a>
@@ -12,6 +12,8 @@
         <img alt="Sponsor Cinny" src="https://img.shields.io/opencollective/all/cinny?logo=opencollective&style=social"></a>
 </p>
 
+This is a fork of [Cinny](https://github.com/cinnyapp/cinny).
+
 A Matrix client focusing primarily on simple, elegant and secure interface. The main goal is to have an instant messaging application that is easy on people and has a modern touch.
 - [Roadmap](https://github.com/orgs/cinnyapp/projects/1)
 - [Contributing](./CONTRIBUTING.md)