This is an uptdate to this previous post: https://steemit.com/bitcoin/@anomiej/the-bitcoin-drama-on-the-verge-of-being-resolved-for-now-or-or-83-support-for-bip-91
Given the current proportion of blocks signalling for BIP 91 (~87%), BIP-91 has a 99.9% chance of being implemented in this period, which ends in around 9 hours. Source is http://stattrek.com/online-calculator/binomial.aspx with inputs 0.868 (probability of getting a BIP-91 block)), 54 (amounts of blocks left in the period), 34 (amount of blocks needed for BIP-91 implementation)
EDIT: it's done, BIP91 is locked in