Ok, AddingText works for me.
Looks like, font file and font-embeding are required with new OpenFL. Thank you!
And entering Cyrillic text is working now, a bit buggy, but working! 
Ok, AddingText works for me.
Looks like, font file and font-embeding are required with new OpenFL. Thank you!
And entering Cyrillic text is working now, a bit buggy, but working! 