feat(badge): adding badges

Author: milos1290

Leanplum.png

@@ -1,3 +1,10 @@
+![Leanplum](Leanplum.png)
+
+<p align="center">
+<img src='https://jenkins.leanplum.com/buildStatus/icon?job=android-sdk-github'></a>
+<a href="https://raw.githubusercontent.com/Leanplum/Leanplum-iOS-SDK/master/LICENSE"><img src="https://img.shields.io/badge/license-apache%202.0-blue.svg?style=flat" alt="License: Apache 2.0" />
+</p>
+
 # Leanplum-Android-SDK
 ## Installation & Usage
 Please refer to: https://www.leanplum.com/docs#/setup/android