Extend features of tiling. (separation of Cell size and Tile size / add offset position.)
Temporary revert of tiling implement.
refactor: extract breath functions in make_attack_spell
refactor: extract ball/bolt spells in make_attack_spell
refactor: replace #ifdef JP macros on make_attack_spell
refactor: extract switch in make_attack_spell
Add mspells4.c to VC project files.
Fix encoding of mspells1.c, mspells4.c.
refactor: simplify the arguments in mspells_4.c
refactor: remove learnable from arguments
refactor: integrate monst_breath_monst() into breath
refactor: integrate monst_beam_monst, monst_bolt_monst
refactor: extract breath spells in monst_spell_monst
refactor: extract damage spells in monst_spell_monst
Display shooting power on monster description.