Looks like it will be live tomorrow morning, full patch notes here http://worldofwarshi...notes-downtime/
some stuff that leapt out
For Japanese ships, Reduced the national bonus related to the probability of setting fire for all shells (except 200 mm and 203 mm caliber shells).
For all ships, increased gun accuracy at close quarters (i.e. at distances of 0.2 km to 4 km), which results in a minor increase to accuracy of fire at medium and long-range distances