Eu sou novo no Android e no Android Studio. Eu criei um projeto HelloWorld no Android Studio. Quando estou executando o aplicativo no meu dispositivo, recebo os seguintes avisos. Como posso corrigir esses avisos?

6-15 11:21:22.287 962-962/com.rajiv.helloworld W/System: ClassLoader referenced unknown path: /data/app/com.rajiv.helloworld-1/lib/arm
06-15 11:21:23.136 962-962/com.rajiv.helloworld W/System: ClassLoader referenced unknown path: /data/app/com.rajiv.helloworld-1/lib/arm
06-15 11:21:23.424 962-962/com.rajiv.helloworld W/art: Before Android 4.1, method android.graphics.PorterDuffColorFilter android.support.graphics.drawable.VectorDrawableCompat.updateTintFilter(android.graphics.PorterDuffColorFilter, android.content.res.ColorStateList, android.graphics.PorterDuff$Mode) would have incorrectly overridden the package-private method in android.graphics.drawable.Drawable