Hopper minecarts no longer function how theyre supposed to.

when putting a hopper minecart on rails going on top of a furnace, the items dont flow out of the hopper minecart into the furnace. This also doesnt work with the new smokers or blast furnaces. The items essentialy Refuse to move from the hopper minecart into storage objects below them. 

 

This is for 1.14