Change indentation to spaces and update libs

+ Add readme link
Remove buggy nms stuff
Move durability system to lore + use correct logger
Refactor onBlockInteract to be more readable
Refactor OnHoldXpBottle to be more readable

+ add random missed brackets
Refactor OnClickXpBottle to be more readable
Refactor onBlockInteract

+ Separate the code in two functions
+ Reindent stuff and things
Fix formatting
If a bank is removed, reset the sign next to it
Remove useless events

Xp informations are available in the lore, there is no more need to get
it that way
Make bottles usable by rightclicking the air
Not necessary to specify class