Updated to match Summoner-v1.4 API changes
Updated to match Summoner-v1.4 API changes

From the Riot announcement:
> This API does not include any static data for the masteries in the
> /api/lol/{region}/v1.4/summoner/{summonerIds}/masteries endpoint.
> Specifically, name is no longer returned.

Unannouced, they changed the names of the masteries from Talents
to Masteries which is reflected in this commit as well.

mattcan/goriot,TrevorSStone/goriot,collinglass/goriot