Asalam-o-alekum
I am very happy to know that inshaAllah Quranic marks are finally going to be released in Unicode 9, sometime in June 2016
Here is the link to delta chart:
http://www.unicode.org/charts/PDF/Unicode-9.0/
Main site of Unicode 9:
http://unicode.org/versions/Unicode9.0.0/
Regards
Lateef