Here's whatsnew per the homepage:
CPCE 1.84 is yet another version focused on fixing minor bugs and adding practical bits: DOSBOX's TRUENAME supported, more compatible AVI recording, new vertical mode 5 (288/576 pixels), more consistent Symbiface 2 ROM handling and many more.

Get it here:
http://cpce.emuunlim.com/

-Trebor