Wish fullfilled
Quick infos :CTRL + Left Click = Quick drop the item
SHIFT + Left Click = Quick transfert the item
When a container is open :SHIFT + ALT + Left Click --> Transfert all of the selected item (to the container or to your inventory)
CTRL + ALT + Left Click --> Drop all of the selected item (from inventory/container)
On stockpiles (can be used to create a new one too):Hold the SHIFT key with an item in hand --> Auto stockpile all of the item on the same pile.