added comments to RiotApi
added comments to RiotApi

JanOuborny/RiotSharp,Qinusty/RiotSharp,florinciubotariu/RiotSharp,Shidesu/RiotSharp,BenFradet/RiotSharp,jono-90/RiotSharp,frederickrogan/RiotSharp,oisindoherty/RiotSharp,Challengermode/RiotSharp,Oucema90/RiotSharp,aktai0/RiotSharp,RodrigoArantes23/RiotSharp,jessehallam/RiotSharp