In 1.7.2 the doors are not closing and opening the right direction when they are doubled up.

Put the summary of the bug you're having here

What I expected to happen was...:
The doors when doubled (either kind) have the knobs on the right side for which way they open.

What actually happened was...:
They open the opposite way that it would normally be. (knobs/hinges on wrong side)

Steps to Reproduce:
1. Double up doors (double doors) and look at hinges and knobs then open.
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