updater: change update path to subfolder

The new backup path is now /sdcard/com.aero.control/backup
since profiles are now stored in a seperate folder.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
misc: add tutorial for 'your settings'

Simple tutorial screen to show the new feature.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
prefs: allow to reset tutorials

Signed-off-by: Blechd0se <alex.christ@hotmail.de>