Merge the openglui samples into one.

samples/openglui/android/AndroidManifest.xml

 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.google.dartndk"
     android:versionCode="1"
     android:versionName="1.0" >
 
     <uses-feature android:glEsVersion="0x00020000" />
 
     <uses-sdk
         android:minSdkVersion="10"
@@ skipping 14 matching lines @@
             <meta-data
                 android:name="android.app.lib_name"
                 android:value="android_embedder" />
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>
 </manifest>