update README.md

README.md

@@ -10,12 +10,9 @@ It is implemented as an extension to `Room`, providing an easy way to use `Room`
 
 # Gradle Dependency
 
-[ ![Download](https://api.bintray.com/packages/humazed/maven/room-asset/images/download.svg) ](https://bintray.com/humazed/maven/room-asset/_latestVersion)
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/b2a019a18e3a48e5b50ae4a5f1ed3135)](https://www.codacy.com/app/humazed/RoomAsset?utm_source=github.com&utm_medium=referral&utm_content=humazed/RoomAsset&utm_campaign=Badge_Grade)
 [![License](https://img.shields.io/badge/license-Apache%202-4EB1BA.svg?style=flat-square)](https://www.apache.org/licenses/LICENSE-2.0.html)
 
-The Gradle dependency is available via [jCenter](https://bintray.com/humazed/maven/room-for-asset/view).
-jCenter is the default Maven repository used by Android Studio.
 
 ### Dependency