**Villagers are flying thru air to sleep in bed, before any collision to them is done.

Steps to Reproduce:

1. Create contained area(2 high, 4 x4 ) for villager to be held in. 
2. In ceiling instead of solid blocks put bed at same height
3. block underneath bed  with solid blocks(leaving only 1 block between floor and this new block)

Observed Results:
Villagers will move into bed in ceiling even if blocked thru diagonal (corner adjacent)

Expected Results:
Villagers fly thru solid blocks to sleep in bed, but should be not be able to sleep in bed