This Version is the first one for MC 1.13

General Changes:
- In the config.yml there is now a setting which allows the server owner to set the Player Progress saving should be done via UUID or Player Name

API Changes:
- Added Advancement#setReward(AdvancementReward reward) to allow setting rewards without using AdvancementGrantEvent (does not work with Offline Advancement Granting!)

Bug Fixes:
- Fixed a Bug preventing the Advancement Saving Method from adding the Icon to the JSON