remove map::traps vector and use g->traps instead
remove is_tiny, make mapsize a constructor paramter instead
remove pointless virtual modifier from map::load/save
add new spawn system
add debuging code for new spawn system
add documentation for the new spawn system
add map extra spawn group definition in json
don't need to check for existing item in map, is automatically created (and empty)
Use automatically deducted item group for death drops.

If the group exists, use it to create a item list and add those items to the map, skipping the old item drops.
move zombie cop drops to json
move swimmer zombie drops to json
move zombie scientist drops to json
Move game::traps to trap.h and rename to traplist

trap_id_from_string does not exist so its definition has been removed
Making more map editor strings translatable
Small skill manipulation menu text cleanup
Show skill names in skill manipulation menu, rather than the ident names
Show display names of vehicles in vehicle wish menu

along with internal names
Map editor: Trap list also shows display name

, along with internal name. If display name is missing, only internal name is shown
Fix broken vehicle wish menu

Vehicle wish menu spawned no vehicle at all anymore.
Add NEXT_TAB/PREV_TAB to keybindings for use in dialog tabs.

add tabulator to input managers keybindings