Changed the expiry date to 1 June 2013.

briar-android/src/net/sf/briar/android/HomeScreenActivity.java

@@ -60,8 +60,8 @@ import com.google.inject.Inject;
 
 public class HomeScreenActivity extends BriarActivity {
 
-	// This build expires at the beginning of May 2013
-	private static final long EXPIRY_DATE = 1367366400000L;
+	// This build expires at the beginning of June 2013
+	private static final long EXPIRY_DATE = 1370044800000L;
 
 	private static final Logger LOG =
 			Logger.getLogger(HomeScreenActivity.class.getName());