Cleaning imports

Author: amenon

demo/src/main/java/com/daimajia/swipedemo/GridViewExample.java

@@ -1,12 +1,9 @@
 package com.daimajia.swipedemo;
 
 import android.app.Activity;
-import android.content.Intent;
 import android.os.Bundle;
 import android.os.Handler;
 import android.util.Log;
-import android.view.Menu;
-import android.view.MenuItem;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.GridView;