Removed unused and useless functions: strlwr and stricmp.
Removed unused LINUX_IMPLEMENTATION define. Renamed getch to getkey.
Removed macro unit due to its trashy implementation and arguable need.
Moved mpr from char to string.
Some more char type use upgrading. Fixed bug with failed unlinkin of map files on char death.
Some more char upgrading. Remove monsstat.h because it wasn't used anywhere.
Fixed some more char types. Made spell_beam_name function.