change lib mainfest

Author: ValuesFeng

example/src/main/AndroidManifest.xml

@@ -13,6 +13,7 @@
     <application
         android:allowBackup="true"
         android:label="@string/app_name"
+        android:icon="@drawable/ic_launcher"
         android:theme="@android:style/Theme.Black.NoTitleBar.Fullscreen">
         <activity
             android:name=".CameraActivity"