Yes Angels are finally nerfed or "adjusted" according to ZQ. But this update includes buildings visual upgrade and a brand new version of tutorials for all starting players. Mute Option is now available to deal with those irritating players that spams the chatroom all day long.
Here's the list of changes from ZQ's facebook post
• New Tutorial New players will get to experience our revamped tutorial system • Chat Block Function Players will now be able to block other users from appearing in their chat • Changed 11x Supreme Summon Description to read “At least one 5-Star Hero Guaranteed “ • Changed the pop up “Too many Gear” to read “Too many Gear, combine some of your cards” • The Castle now has a new look! • Christmas Angel has been adjusted