Analyst Ming-Chi Kuo expects price cuts on Apple's new MacBook Pro and MacBook lineup in 2017. He also mentions a new MacBook Pro refresh bringing Intel's Cannonlake CPUs and up to 32 GB of RAM to the MacBook Pro in the second half of 2017.
http://www.notebookcheck.net/Apple-MacBook-Pro-Should-you-wait-another-year.182068.0.html