Added lingering potions as Healing XP sources (includes regular, extended, and upgraded options in sources_config.yml)
Added health_percent_required option for the fleeting ability to control the health the ability activates at
Changes:
Updated French (fr), Portuguese-Brazilian (pt-BR), and Spanish (es) messages
The skill levels required will now be listed in the message when players do not meet the requirements for an item
Requires adding {requirements} placeholder to 'commands.armor.requirement.equip' and 'commands.item.requirement.use' messages or regen of messages file to work
API Changes:
Added addItemModifier and addArmorModifier methods to API