Fix bug

Signed-off-by: Leo Ma <begeekmyfriend@gmail.com>

app/src/main/res/layout/activity_main.xml

@@ -3,7 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="fill_parent"
     android:layout_height="fill_parent"
-    tools:context="net.ossrs.yasea.MainActivity">
+    tools:context="net.ossrs.yasea.demo.MainActivity">
 
     <net.ossrs.yasea.SrsCameraView
         android:layout_width="match_parent"

library/src/androidTest/java/net/ossrs/yasea/ApplicationTest.java

-package net.ossrs.yasea;
-
-import android.app.Application;
-import android.test.ApplicationTestCase;
-
-/**
- * <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
- */
-public class ApplicationTest extends ApplicationTestCase<Application> {
-    public ApplicationTest() {
-        super(Application.class);
-    }
-}

library/src/test/java/net/ossrs/yasea/ExampleUnitTest.java

-package net.ossrs.yasea;
-
-import org.junit.Test;
-
-import static org.junit.Assert.*;
-
-/**
- * To work on unit tests, switch the Test Artifact in the Build Variants view.
- */
-public class ExampleUnitTest {
-    @Test
-    public void addition_isCorrect() throws Exception {
-        assertEquals(4, 2 + 2);
-    }
-}