A few too many reports of Memory Slot A not working are popping up, so here goes.@cristofercruz committed:

• Updated list view and region icons

@emukidid committed:

• Fix analog range issue on scrolling (issue #329)

@Extrems committed:

• Fix build with devkitPPC release 36.
• Fix Memory Slot A usage with no patch device present.
• Fix issue with timer 3-4.
• Prepare for full DI emulation.
• Add basic disc read speed emulation for GCLoader.
• Stop streaming audio on IGR.
• Skip ELF duplicate of default DOL.