ADDED:
- /gs printnbt ~ Prints the NBT of the item in your hand into console for easy copying/editing.
- Added support for BigDecimal (prices such as 0.00000045).

FIXED:
- Massively overhauled editor code. Now much more effecient and less likely to mess up.
- Some editor Options not updating Lore after change is made.
- Error when menu is empty and you open in editor/regular mode resulting in NPE.
- Shop event listener ineffeciencies.
- Editor not properly detecting deleted/edited items. Shift Clicking is now supported!
- Updated Proper Usage commands.