The next P.O.P releases are getting some updates, here is the actual state of the release dates of the B.B. figures and the Korazon & Law bundle.
Actually, there is no real delays since no official announces have been made yet, but according to the Shonen Jump website, here is the calendar of the next P.O.P releases for the rest of 2015 and the two first months of 2016.
Oh, and concerning the Monkey D. Luffy Ver.2 - P.O.P Sailing Again, it's still unknown when it will be released, the figure is tagged under 2016, but nothing more for now! Stay tuned!