Drop items at feet when inventory is full

[Beefy Kasplant]

Right now you need to check in events if people have enough inventory spaces and it gets pretty messy. 

 

In trades, when you get too much, the loot drops at your feet, would be nice if there was an option in the give item event command: Drop excess loot on ground.

 

Would need to be a toggle so it wouldn't break existing events. 

[Cheshire]

 

This does that, and giving/taking UP TO an amount of items.

 

Currently a WIP: https://github.com/AscensionGameDev/Intersect-Engine/pull/188

[jcsnider]

If someone submits a PR for this it will be insta-added into the dev branch