Merge pull request #78 from elektronikLexikon/master

add Android hello world app

a/android.java

@@ -0,0 +1,16 @@
+package com.example.helloworld;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.widget.TextView;
+
+public class HelloWorld extends Activity {
+   /** Called when the activity is first created. */
+   @Override
+   public void onCreate(Bundle savedInstanceState) {
+       super.onCreate(savedInstanceState);
+       TextView tv = new TextView(this);
+       tv.setText("Hello, World");
+       setContentView(tv);
+   }
+}