Fixes to file copying. Added more files to hopefully get sound working.

build/build-stormux.sh

@@ -177,7 +177,9 @@ systemctl enable cronie.service fenrirscreenreader.service
 EOF
 
 # Copy override files into place.
+cp -rv ../files/boot/* /mnt/boot
 cp -rv ../files/etc/* /mnt/etc
+cp -rv ../files/var/* /mnt/var
 
 # Exiting calls the cleanup function to unmount.
 exit 0