Minecraft wiki entry for Development_versions, associated text: Now drops 1–2 raw mutton upon death.
Model has been updated to have correct rotation for its head.
Now only breed one baby at a time.
No longer set ram attack position to unreachable block behind obstacle.
Can now jump to several non-full blocks like slabs and stairs.
No longer jump from honey.
No longer jump onto magma blocks.
No longer attack armor stands.
Now only drop 2 horns each.
The number of horns left to drop is represented on the model.
No longer perform radically high jumps.
No longer overshoot or undershoot their jumps.
Now flip their knockback target slightly higher in the air.
Can now go through non-solid blocks (like grass and flowers) when they ram.
Now knock back the first target it intersects.
Baby goats now knockback their target at a shorter distance.
Baby goats don't jump as far as the adults.