- correction for PTBR translation

- added brazilian portuguese translation (provided by desze)
- changed re-equip event to undocumented OnExitVehicle event
- number of corpses on central pile is now counted by the player

- corpse stacker added
- translations refreshed
- some code restructuring
- added chinese translation (provided by hollaming)
- added locks for gravel buddy / corpse stacker menu entries

- instead of "?" the script now uses the vehicle script name as grouping letter

- fallback "?" for non english vehicle spawner group letters

- removed mod options support
- context menu revamp
- context menu for settings added
- options are saved in and loaded from bikinitools.ini file in profile/lua directory
- added "enable all" toggle for context menu
- added warning for settings
- added hint for mod options deactivation
- only show modoptions warning when modoptions is detected
- added option for context menu recolor (sometimes colors unrelated submenus in inventory)
- "mod options hint disable" context menu item only available when modoptions detected
- added stars for "restart required" features
- "needs restart" message only shown for things that need restart to work

- better sorting for vehicle spawner menu
- fix for humvee tank empty on spawn
- parts condition is remembered and re-applied when reloading skin
- vehicle unlocker ignores van rear doors now

- internal code cleanup and new helper methods

- small optimization

- fix for missing context menu event listener (gravel buddy / repair)

- new feature "gravel buddy": pick up any soil automatically
- new feature "repair vehicle" from context menu
- gravel buddy puts stuff into backpack if possible
- improvements for equip/unequip on enter/leave: respect hotbar, put in bag if possible
- modoptions init does not enforce tooltips anymore
- some small fixes
- split off open sesame from keygen in events

- fix for garbled vehicle letter menu