be added to the inventory.</p><p><strong>Return value:</strong><br />
The prev MovableObject in this Actor's inventory. Ownership IS xferred!<br />
If there are no MovableObject:s in inventory, 0 will be returned.<br />
</p><br/><h3>Function:</h3><h2>DropAllInventory</h2><p>
Ejects all inventory items that this is carrying. It may not happen instantaneously, so check for ejection being complete with
IsInventoryEmpty().</p><p><strong>Arguments:</strong><br />
None.</p><p><strong>Return value:</strong><br />
