Added feature: /ci displayname <displayname> - to set item's displayname
Added features:
- 'rmenchant' - remove enchants from item
- 'hidetooltip' - set hidetooltip option
- 'custommodeldata' - set CustomModelData of item
- 'addflag' - add an itemflag to item
- 'rmflag' - remove an itemflag from item
Warning: The messages.yml need to regenerate.
Added 'amount' feature
Release