Ooops, looks like the changelog for v3.64 was missing. Here it is for those keeping score!

Change log for v3.6400

November 27, 2018

NEW FEATURES
+ New and improved messaging GUI

BUG FIXES
SE-1152 - Hypnogician passive is not working correctly on his controller's turn.
SE-1153 - Nanaya's automatic attack should not exhaust her.
SE-1154 - Krugal Quickshot is not requiring different targets with activated ability.
SE-1155 - Jace Mortlock should not be able to steal Support Abilities
SE-1156 - Covert Operative can cause crash when hand becomes full after his summoning.
SE-1157 Deck name is not being remembered when saving