Start implementation of ranking ios
+ Change RankingAndroid to Ranking
+ Adjust above collider from fight scene
+ Add arrow placeholder again above the egg
Merge branch 'master' of https://github.com/rafaelbferrari/eggninja

Conflicts:
	Assets/Icon.meta
	Assets/Scenes/EggNinja.unity
	Assets/Scenes/MainMenu.unity
	ProjectSettings/ProjectSettings.asset