Added option to also clean nearby vehicles (work in progress)

Added native mod options

Updated for build 42

Fixed issue where object could be null

Version 9:
- Added ModOption that allows cleaning outside and inside when not raining
- Replaced getting outside tile with own logic, should prevent crashes with RV alike mods

Now also cleans corpse ashes. Can be disabled when you use ModOptions

Fix freeze when entering RV

Updated description