Minor adjustments to WARS special leaderboard

Before Treasure Wars rewards are given out, we are removing a small set of players that are ineligible for rewards given their account status. This will lead to a small adjustment of the final position of players, and in some cases, place them in a different (better) tier.

API Versioning and Hub Titles formatting

We currently only provide the basic v0 API versioning, which doesn't allow for much flexibility when we want or need to break existing response formats. As part of an upcoming feature, we have to modify the hub_title_unlockedresponse format from a String array to an array of