Update README.md to look better on firebaseopensource.com
Update README.md to look better on firebaseopensource.com
firebase/quickstart-android,samtstern/quickstart-android,samtstern/quickstart-android,firebase/quickstart-android,firebase/quickstart-android,samtstern/quickstart-android,firebase/quickstart-android,firebase/quickstart-android,firebase/quickstart-android