Merge pull request #1 from ENIXER/remake_rule_document

Update rule.md
Merge pull request #2 from ENIXER/remake_rule_document

Update Rule.md
Merge pull request #3 from ENIXER/remake_rule_document

Rename 'score' to 'victory_point'
Change holiday points
Merge pull request #4 from ENIXER/change_holiday_points

Change holiday points
Fix incorrect name.
Add rule document in Japanese and English.
Update Rule.md
Add rule document in English.
Update Rule.en.md
Update Rule.ja.md
Update Rule.ja.md
Update Rule.en.md
Update Rule.en.md
Update Rule.ja.md
Update Rule.en.md
Update Rule.en.md
Update Rule.en.md
Update Rule.en.md
Update Rule.en.md