This is a very simple mod. All it adds is one item (entity hopper) that acts as a normal hopper, but can feed items into, and from entities. Like normal hoppers, entity hoppers react to redstone, turning off if theres a signal, and on if theres not.
Current Mobs
Player
Villager
Skeleton (1 in 10 chance it's bow will be picked up, with random durability)
Zombie
Wither Skeleton (1 in 10 chance it's stone sword will be picked up, with random durability)