V1.0.7: Fix TieredCache so it also restores the deeper caches

Add proxy capability to DataCall
Document that getCurrentGame returns null if not in-game
Add test for TieredCache and "not in-game"

V1.0.6

Rate-limiting now properly works for method limits (per region per me…

V1.0.5: Clean datacall code

Ratelimit now resets after the retry-after timeout

V1.0.4

Fix async issue

V1.0.3

Add "forAccountId" parameter to match endpoint

V1.0.2

Follow the Retry-After header, to prevent over-sleeping

V1.0.1

Make LogLevel private

V1.0.0

Edit Travis-CI config