Deleting resources that seem very unused

astrid/res/drawable/background_transparent.xml

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="rectangle">
-  <solid
-      android:color="#60000000" />
-</shape>

astrid/res/drawable/black_white_gradient.xml

@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="rectangle">
-  <gradient
-      android:startColor="#ffffffff"
-      android:centerColor="#ff000000"
-      android:endColor="#ffffffff"
-      android:angle="0" />
-</shape>

astrid/res/drawable/expander_group.xml

@@ -1,20 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 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.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-    <item
-        android:drawable="@drawable/none" />
-</selector>

astrid/res/drawable/green_button_gradient.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-    android:shape="rectangle">
-  <gradient
-      android:startColor="#008d43"
-      android:endColor="#00522b"/>
-</shape>

astrid/res/drawable/members_arrow.xml

@@ -1,26 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (C) 2008 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.
--->
-
-<selector xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <item android:state_pressed="false" android:state_enabled="true"
-          android:state_focused="false" android:drawable="@drawable/icn_arrow_over" />
-    <item android:state_pressed="true" android:state_enabled="true"
-          android:drawable="@drawable/icn_arrow_right" />
-    <item android:state_pressed="false" android:state_enabled="true"
-          android:state_focused="true" android:drawable="@drawable/icn_arrow_right" />
-
-</selector>