Fixed Android build error on older SDK
diff --git a/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java b/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
index a6f6e4e..a3642ac 100644
--- a/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
+++ b/android-project/app/src/main/java/org/libsdl/app/SDLActivity.java
@@ -217,7 +217,7 @@ public class SDLActivity extends Activity {
* window for Android UI purposes, as a result.
*/
int iFlags =
- View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY |
+ //View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY | // Only available since API 19
View.SYSTEM_UI_FLAG_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION |
View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN |