Core bank tiers - displayed in all caps in some places

Core bank tiers are displayed "normally" in some places (Iron), and in "all caps" in others (IRON). Minor issue but they should be displayed in a consistent format. Faction core GUI TNT bank - all caps (current tier, and upgrade tier) Spawner bank - all caps (current tier, and upgrade tier) TNT bank GUI Title - normal Tier (chest) - all caps Upgrade (current tier, upgrade tier twice) - all caps Spawner bank GUI Title - normal Tier (chest) - normal Upgrade (current tier, upgrade tier twice) - normal /f tnt command Balance/tier displayed in chat - all caps