Prework cleanup of formatting and deleting unused resource files.

This will make for a more manageable delta for upcoming changes to the app theme. There are no functionality changes in this CL. Translation files were not included.
Changes:
	Autoformatter run on each file
	Consistent application of copyright
	xml declaration in all files
	newline at end of all files
	newline after opening of multi-line tags

Bug: 119031147

Test: build and deploy, RunCarSettingsRoboTests
Change-Id: I65a3b2745af0f0fdbe9867340431e201255ed500
diff --git a/res/drawable/ic_settings_bluetooth_connected.xml b/res/drawable/ic_settings_bluetooth_connected.xml
index 43f29f4..0eaa466 100644
--- a/res/drawable/ic_settings_bluetooth_connected.xml
+++ b/res/drawable/ic_settings_bluetooth_connected.xml
@@ -1,25 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Copyright (C) 2018 The Android Open Source Project
-  ~
-  ~ Licensed under the Apache License, Version 2.0 (the "License");
-  ~ you may not use this file except in compliance with the License.
-  ~ You may obtain a copy of the License at
-  ~
-  ~      http://www.apache.org/licenses/LICENSE-2.0
-  ~
-  ~ Unless required by applicable law or agreed to in writing, software
-  ~ distributed under the License is distributed on an "AS IS" BASIS,
-  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  ~ See the License for the specific language governing permissions and
-  ~ limitations under the License
-  -->
+    Copyright 2018 The Android Open Source Project
 
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-        android:width="20dp"
-        android:height="20dp"
-        android:viewportWidth="20.0"
-        android:viewportHeight="20.0">
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+
+<vector
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="20dp"
+    android:height="20dp"
+    android:viewportHeight="20.0"
+    android:viewportWidth="20.0">
     <path
-        android:pathData="M5.833,10L4.167,8.333L2.5,10l1.667,1.667L5.833,10zM14.758,6.425L10,1.667H9.167v6.325L5.342,4.167L4.167,5.342L8.825,10l-4.658,4.658l1.175,1.175l3.825,-3.825v6.325H10l4.758,-4.758L11.175,10C11.175,10 14.758,6.425 14.758,6.425zM10.833,4.858L12.4,6.425l-1.567,1.567V4.858zM12.4,13.575l-1.567,1.567v-3.133C10.833,12.008 12.4,13.575 12.4,13.575zM15.833,8.333L14.167,10l1.667,1.667L17.5,10L15.833,8.333z"
-        android:fillColor="#FFFFFF"/>
-</vector>
\ No newline at end of file
+        android:fillColor="#FFFFFF"
+        android:pathData="M5.833,10L4.167,8.333L2.5,10l1.667,1.667L5.833,10zM14.758,6.425L10,1.667H9.167v6.325L5.342,4.167L4.167,5.342L8.825,10l-4.658,4.658l1.175,1.175l3.825,-3.825v6.325H10l4.758,-4.758L11.175,10C11.175,10 14.758,6.425 14.758,6.425zM10.833,4.858L12.4,6.425l-1.567,1.567V4.858zM12.4,13.575l-1.567,1.567v-3.133C10.833,12.008 12.4,13.575 12.4,13.575zM15.833,8.333L14.167,10l1.667,1.667L17.5,10L15.833,8.333z"/>
+</vector>