Feature: Sorting and editing of pricelist

[Tragnet]

Being able to sort the pricelist

• By buy/sell price
• By alphabetical order
• By item quality
• By item features(?) (Non-craftable, painted, etc)
• By age (Like how it currently is with showing the most recent on the bottom but reverse too)

Being able to edit pricelist better

• Allow new entries to start as disabled
• Being able to assign group upon adding items induvidually
• Being able to assign group for items already added to pricelist
• Being able to select multiple items in pricelist (to then activate/deactivate, add/remove group, delete, etc)
• Search feature to easily navigate bigger pricelists

For visibility

• Appropriate icon colors/indicator for items that are Mercenary grade, Commando grade, Assassin grade or Elite grade
• Adding on previous point, being able to customize icon colors or identify groups by color/indicator

[garaiza-93]

This demo may be helpful for implementing table sorting: https://codepen.io/pespantelis/pen/ojwgPB