Assume iat-mode=0 if the input is unknown instead of failing
How to reproduce:
- Get an obfs4 bridge from BridgeDB http://z5tfsnikzulwicxs.onion/
- In
torrc
changeiat-mode=0
oriat-mode=1
oriat-mode=2
withiat-mode=मस्तेआपकै
. - Relaunch tor, it should fail.