The ST, the character spin-offs, the inevitable Marvel-SW crossovers, and every TV-movie Rebels film.
I don't like the idea of waiting 8 hours after a countdown is done for the countdown to ACTUALLY be done.
We might put up a board-wide countdown clock in November or December of 2015. Until then, it's not even on the table, so the technical details aren't worth mulling over.
HERE is the countdown clock in the No Spoilers Allowed forum (not linking to the Spoilers Allowed forum just in case).