Fix a little bug on connection.
There should be only one instance of the Login activity but launchMode
singleTask and singleInstance make bad behaviors. Standard should be just
fine.
<?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>