Removed bank_account.h and room.h from defs.h
Removed spell.h from defs.h
Switched compiler to clang.
Fixed symbol.h
Removed monster.h from defs.h
Removed player and object from defs.h
Removed terrain from defs.h
Removed location from defs.h
Removed level from defs.h
Removed environment from defs.h
Removed game progress from defs.h
Removed attack types tactics from defs.h
Removed talk from defs.h
Removed random functions from defs.h
Moved monster and mosterlist related typedefs from defs.h to monster.h
Moved location related typedefs from defs.h to location.h
Moved level related typedefs from defs.h to level.h
Moved object and objectlist related typedefs from defs.h to object.h
Removed village from defs.h
Removed player possession slots from defs.h