Support Lib Preference framework

Change-Id: I4ada1206e0d7dab9cd39d19d195adef19feef49a
diff --git a/v7/preference/build.gradle b/v7/preference/build.gradle
new file mode 100644
index 0000000..6576e5f
--- /dev/null
+++ b/v7/preference/build.gradle
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2015 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
+ */
+
+apply plugin: 'android-library'
+
+archivesBaseName = 'preference-v7'
+
+dependencies {
+    compile project(':support-v4')
+    compile project(':support-appcompat-v7')
+    compile project(':support-recyclerview-v7')
+}
+
+android {
+    compileSdkVersion 'current'
+
+    sourceSets {
+        main.manifest.srcFile 'AndroidManifest.xml'
+        main.java.srcDir 'src'
+        main.res.srcDir 'res'
+        main.assets.srcDir 'assets'
+        main.resources.srcDir 'src'
+
+        // this moves src/instrumentTest to tests so all folders follow:
+        // tests/java, tests/res, tests/assets, ...
+        // This is a *reset* so it replaces the default paths
+        androidTest.setRoot('tests')
+        androidTest.java.srcDir 'tests/src'
+    }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_7
+        targetCompatibility JavaVersion.VERSION_1_7
+    }
+
+    lintOptions {
+        // TODO: fix errors and reenable.
+        abortOnError false
+    }
+}