Dispensers no longer hatch eggs

Put the summary of the bug you're having here

What I expected to happen was...:
Eggs shot out of a dispenser should act as if they were thrown – either break (and disappear) or hatch.

What actually happened was...:
Eggs shot out of the dispenser the same as cobblestone – neither hatching, nor breaking.

Steps to Reproduce:
1. load dispenser with eggs
2. activate dispenser
3. ...