Ver. 1.003 Update

Ver. 1.003 Update
- Added Practice mode
- Adjusted Equip Best to Optimal Gear
（Generally equips strong weapons, but switches to weapons that can barely defeat enemies with low HP.）
- Fixed hints from townspeople
- Fixed mistakes in English translation
- Fixed dungeon clear time showing as NaN
- Fixed text when receiving 200 or more Gold so it displays as yellow