User blog comment:Sammyrock0087/Heist Update is GLITCHED TO SHIT./@comment-25368842-20150311220616/@comment-9101338-20150312013310

I think it may have been a plan to have them in story mode. Maybe they just forgot to remove the message. I think given the strength of feeling they'll probably add them to story mode when they patch the game like how they put the Sovereign and Liberator into Story Mode after the flight school update