Cleaned up OpenGLUI samples and added Blasteroids.

samples/openglui/android/project.properties

Index: samples/openglui/android/project.properties
===================================================================
--- samples/openglui/android/project.properties	(revision 20700)
+++ samples/openglui/android/project.properties	(working copy)
@@ -1,21 +0,0 @@
-# This file is automatically generated by Android Tools.
-# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-#
-# This file must be checked in Version Control Systems.
-#
-# To customize properties used by the Ant build system edit
-# "ant.properties", and override values to adapt the script to your
-# project structure.
-#
-# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
-#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
-
-# Location of the SDK. This is only used by Ant
-# For customization when using a Version Control System, please read the
-# header note.
-# Normally this would go in local.properties and not be in the VCS
-# but we want this to refer to the Android SDK in ~/third_party.
-sdk.dir=../../../third_party/android_tools/sdk
-
-# Project target.
-target=android-16