Avatar: Remove Apache HttpClientAvatarRetriever which will be deprecated in android-6.0
We can use the standart java.net.http avatar retriever implementation.
<?xml version="1.0" encoding="UTF-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<stroke android:width="4dp" android:color="#D6F94C" />
<padding android:left="7dp" android:top="7dp"
android:right="7dp" android:bottom="7dp" />
<corners android:radius="4dp" />
</shape>