The big code style cleanup

* Format using AOSP code style in Android Studio,
  excluding `Rearrange entries` option.
* Rename static variables to use proper naming scheme
* Remove empty lines

Change-Id: I0d193e35f071bc288050e587b1693844d68865e1

src/org/lineageos/setupwizard/SubBaseActivity.java

@@ -16,7 +16,6 @@
 
 package org.lineageos.setupwizard;
 
-
 import static android.content.Intent.FLAG_ACTIVITY_FORWARD_RESULT;
 
 import static com.google.android.setupcompat.util.ResultCodes.RESULT_ACTIVITY_NOT_FOUND;