clean up Android Beam sample

Change-Id: Ieffe60c0a17509284a112eb11a7588e80e1578ee
diff --git a/build/sdk.atree b/build/sdk.atree
index c5d5798..02ed980 100644
--- a/build/sdk.atree
+++ b/build/sdk.atree
@@ -153,6 +153,7 @@
 #
 development/samples/AccessibilityService       samples/${PLATFORM_NAME}/AccessibilityService
 development/samples/AccelerometerPlay          samples/${PLATFORM_NAME}/AccelerometerPlay
+development/samples/AndroidBeam                samples/${PLATFORM_NAME}/AndroidBeam
 development/samples/ApiDemos                   samples/${PLATFORM_NAME}/ApiDemos
 development/samples/BackupRestore              samples/${PLATFORM_NAME}/BackupRestore
 development/samples/BasicGLSurfaceView         samples/${PLATFORM_NAME}/BasicGLSurfaceView
diff --git a/samples/AndroidBeam/AndroidManifest.xml b/samples/AndroidBeam/AndroidManifest.xml
index 5fb9f55..e01eb2d 100644
--- a/samples/AndroidBeam/AndroidManifest.xml
+++ b/samples/AndroidBeam/AndroidManifest.xml
@@ -22,6 +22,8 @@
         android:versionCode="1"
         android:versionName="1.0">
     <uses-permission android:name="android.permission.NFC" />
+    <uses-sdk android:minSdkVersion="14" />
+    <uses-feature android:name="android.hardware.nfc" />
     <application android:icon="@drawable/icon" android:label="@string/app_name">
         <activity android:name="com.example.android.beam.Beam"
                 android:label="@string/app_name"