* [Audio 8/?] Check-in handwritten sequences, build sequences, automate various sfx arrays
* Fix whitespace in aseq.h
* Fix sequence 0 sfx id generator
* Suggested changes, adjust some MML syntax and add more instruction descriptions
* Correct some formatting in aseq.h
* Add the dir of the input .seq file to the list of includes to sequence assembling so that assembler-level includes like .include or .incbin work intuitively
* aseq.h tweaks
* MM review suggestions, aseq.h adjustments
