I've read them all and have some comments on some of them
Let us assign a hotkey to each member of the party. An obvious set of defaults would be F1, F2, F3, F4. this would also fix another problem, which is that at the moment there is no way to centre the screen on the currently selected hero with the keyboard (without having to hit 'previous party member' and then 'next party member' immediately afterwards)
Try pressing the HOME key
Please include a "label this as junk" button or similar, and then include a "sell all junk" button while in barter menus (failing that, make improvements to the backpack system to enable us to quickly dump stuff into it and then quickly sell its contents during barter)
What I tend to do is place all junk items in the same container and then just sell that container full of junk, it will sell for the combined gold value
The downside is that you won't be bale to buy these items back without buying the enitr container again, and losing money by doing so so only do this for true junk
if I initiate barter with Hero A, then switch to Hero B in the menu, then hover over a piece of equipment in the seller's menu, it will still show me the "Equipped" item of
See it like this, it is still character A talking and trading with the trader, he is just trying to sell an item that happens to be in player B's inventory, but that does not mean that character B is trading.