The work toward incorporation has been ongoing, see http://www.nato.int/cps/en/natohq/topics_49736.htm. The Senate has advanced the idea, see http://www.voanews.com/a/us-senate-committee-advances-montenegro-nato-bid-to-vote/3673118.html.
Keep it going over the finish line. And go there. Beautiful, excellent food, friendly people, when there are not the clusters of suits.
So, as a tourist with no family or other stake in this lovely country, I hope it will stay toward NATO and that the US will come to its senses in fostering freedom anywhere. Thanks.