Sell-O-Matic2 is here!

- Core rewrite of the addon from scratch.
- Modulized the addon.
- Added greyscale to sell button when there are no items to sell.
- Added tooltip to sell button to show how much you will earn if you sell the items.
- Added prescan of the items that will be sold to get the profit before selling.
- Added a simpler way to add/remove items from list, just hover + ALT/CTRL.
- Added Cataclysm item levels.
- Modified destroy module to just vaporize junk.
