Add internet permission to cocos2d-tests-android's Android manifest to allow remote debugging on all devices

Author: Breckin Loggins

cocos2d-tests-android/Headless/src/main/AndroidManifest.xml

@@ -3,6 +3,7 @@
     package="org.cocos2d.demo" >
     <uses-feature android:glEsVersion="0x00020000" android:required="true" />
     <uses-sdk android:targetSdkVersion="14" android:minSdkVersion="9"></uses-sdk>
+    <uses-permission android:name="android.permission.INTERNET"></uses-permission>
     <application
         android:allowBackup="true"
         android:label="Cocos2d"