new official versions are out! (v3.53/v3.54)

hey guys
have you seen this? there are some new updates!

v3.53
http://www.needrom.com/download/upda...-z7-max-v3-53/

v3.54
http://www.needrom.com/download/upda...-z7-max-v3-54/


based on Android 5.1.1
sounds cool!
someone here tried it? are these versions beta?