Allow whitelist changes when no close word

When there isn't a close word in another language of the
current multi-language set, we allow whitelist entries
to take force even if we are not confident in the current
language.

Bug: 18063142
Bug: 18130489
Bug: 18132240
Bug: 18136721
Bug: 18200415
Change-Id: I044674ba7b70aa86ab2a48d2e4d53a1c8007b62c