Not any major changes, but hopefully a few fixes. The frameskip code was
completely rewritten, and may be a little better now. Most importantly, the
IRQ/VBlank code was redone and might fix the issues some users have been seeing
where they just get a black screen after loading a ROM. A special thanks goes out to
LiraNuna for helping me with these fixes and putting up with my stupid
questions.

# Switched from Cyclone 0.0080 to Reesy´s Cyclone 0.0084
# Switched from software scaling to hardware scaling
# Added three scale modes: Stretch, Aspect, and 1:1
# Cycle through scale modes with L
# Position the window in 1:1 mode by holding R and using the D-Pad
# Added soft reset (press select, takes you back to the ROM list)
# Added NDS banner information (shows up in WMB)