Tidy some more things up for compliance.

app/build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "com.dmitrybrant.gearvrf.planetarium"
         minSdkVersion 19
         targetSdkVersion 23
-        versionCode 1
-        versionName "1.0"
+        versionCode 2
+        versionName "1.1"
     }
     buildTypes {
         release {

app/src/main/AndroidManifest.xml

@@ -13,14 +13,18 @@
  * limitations under the License.
  */-->
 
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.dmitrybrant.gearvrf.planetarium">
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.dmitrybrant.gearvrf.planetarium"
+    android:installLocation="internalOnly">
 
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.INTERNET" />
 
+    <uses-feature android:glEsVersion="0x00020000" android:required="true" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -42,6 +46,7 @@
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.INFO" />
+                <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>

app/src/main/java/com/dmitrybrant/gearvrf/planetarium/PlanetariumViewManager.java

@@ -325,28 +325,7 @@ private void setObjectPosition(GVRSceneObject obj, double ra, double dec, float
 
     public boolean dispatchKeyEvent(KeyEvent event) {
         if (event.getKeyCode() == KeyEvent.KEYCODE_VOLUME_UP) {
-            mContext.captureScreenLeft(new GVRScreenshotCallback() {
-                @Override
-                public void onScreenCaptured(Bitmap bitmap) {
-                    try {
-                        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
-                        bitmap.compress(Bitmap.CompressFormat.PNG, 100, bytes);
-                        int imageIndex = 0;
-                        File f;
-                        String fileName;
-                        do {
-                            fileName = Integer.toString(imageIndex) + ".png";
-                            imageIndex++;
-                        } while ((f = new File(Environment.getExternalStorageDirectory().getPath() + "/" + fileName)).exists());
-                        FileOutputStream fo = new FileOutputStream(f);
-                        fo.write(bytes.toByteArray());
-                        fo.close();
-                        mActivity.createVrToastOnUiThread("Saved screen to " + fileName);
-                    } catch (Exception e) {
-                        mActivity.createVrToastOnUiThread("Screenshot error: " + e.getMessage());
-                    }
-                }
-            });
+            //takeScreenshot();
         }
 
         if (event.getKeyCode() == KeyEvent.KEYCODE_BACK) {
@@ -368,7 +347,6 @@ public void onScroll(float scrollX, float scrollY) {
         }
     }
 
-
     private void setupAnimation(GVRAnimation animation) {
         animation.setRepeatMode(GVRRepeatMode.REPEATED).setRepeatCount(-1);
         continuousAnimationList.add(animation);
@@ -395,4 +373,28 @@ private void animateClockwise(GVRTransform transform, float duration) {
                 0.0f, 0.0f, 0.0f));
     }
 
+    private void takeScreenshot() {
+        mContext.captureScreenLeft(new GVRScreenshotCallback() {
+            @Override
+            public void onScreenCaptured(Bitmap bitmap) {
+                try {
+                    ByteArrayOutputStream bytes = new ByteArrayOutputStream();
+                    bitmap.compress(Bitmap.CompressFormat.PNG, 100, bytes);
+                    int imageIndex = 0;
+                    File f;
+                    String fileName;
+                    do {
+                        fileName = Integer.toString(imageIndex) + ".png";
+                        imageIndex++;
+                    } while ((f = new File(Environment.getExternalStorageDirectory().getPath() + "/" + fileName)).exists());
+                    FileOutputStream fo = new FileOutputStream(f);
+                    fo.write(bytes.toByteArray());
+                    fo.close();
+                    mActivity.createVrToastOnUiThread("Saved screen to " + fileName);
+                } catch (Exception e) {
+                    mActivity.createVrToastOnUiThread("Screenshot error: " + e.getMessage());
+                }
+            }
+        });
+    }
 }

app/src/main/java/com/dmitrybrant/gearvrf/planetarium/StarLoader.java

@@ -34,7 +34,7 @@
 
 public class StarLoader {
     private static final String TAG = "StarLoader";
-    public static final float MAX_STAR_MAGNITUDE = 4.7f;
+    public static final float MAX_STAR_MAGNITUDE = 4.5f;
     public static final float DEFAULT_DISTANCE_STAR = 500f;
 
     private static GVRMesh starMesh;