Add a form to set target HP ratio.
Add display of a boss HP ratio.
Add a handler to calculate win rates.
Add win rate calculation for less boss HP.
Merge branch 'boss_hp_target' into dev
Add calculation of sample standard deviation.
Add rows.
Add display of sample standard deviation.
Merge branch 'variance' into dev
Simplify the template.
Simplify the layout.
Merge branch 'simplify_layout' into dev
Change the slide bar disabled until a calculation.
Change a minimum of a boss HP ratio.
Update CHANGELOG.
20140909

- ボスHPの割合指定を追加
- 標準偏差の計算を追加