[refactoring] move some files to folders
[finish] static champion API
[add] static item API
[add] ChampionSpellDto
[add] ImageDto
[add] InfoDto
[add] PassiveDto
[add] RecommendedDto
[add] SkinDto
[add] StatsDto
[add] BlockDto
[add] BlockItemDto
[add] LevelTipDto
[add] SpellVarsDto
[add] helper ItemData
[add] helper champion Id