ISummoner interface and services extensions added
Merge pull request #12 from XeeX/master

Oops, pushed on wrong branch
Even more extensions
Cache added for static API
Static extensions
VersionConsts is now internal.
StaticService extensions + Unit tests
Removed IOC and made everything non-static
Async methods renaming
Added possibility to set HttpMessageHandler to HttpRequestService
added RegionConsts
Image urls extensions
More image urls extentions
Business classes and mapping for Champion, Game and League  endpoints
League service Enums
Stats service business classes and mapping
Constants update
New endpoint in Team API
Summoner API business classes + mapping
Team business classes + mapping + AutoMapperService non static anymore