* API elements required for the Briefing
* Resolve errors
* Check if the mission is a Scramble mission
* Add one missed flag check
* Slight API naming adjustment
* Address feedback
* Address Feedback again
* Differentiate var names
This emulates the "scrolling text" effect that is present in briefings.
It is not exactly the same since it just goes pixel wise and not by
character but it looks good enough.