Auto-fill the trade form from URL parameters, allow purchasing by total price, and get rid of the trade confirmation pop-up
Allows passing of parameters to the Politics and War trade page to fill in the forms and disable the appropriate buy/sell button. Should help avoid filling in fields backwards or posting a buy instead of a sell.
Adds a section that allows you to specify an amount of money to spend rather than units. Changes to number of units and total price cause each other to update. Changing the desired PPU causes the total price to update.
