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* don't receive packets if the RX buffer is zero-sized
* avoid potential out-of-bound writes

fixes #700

fixes #716

3D/GL: make polygon generation code cleaner, add quicker codepath for triangles (also laying ground for some evil experiment)

also fix stupid bug with line polygons

fixes #665

also fix WifiRead32?

also make EmuSettingsDialog properly modal

Update build process and instructions

apparantely Pokemon B/W needs this
fixes #708

Also stop using msys-dist.sh with the static CI build.

also make the reset-warning dialog a bit betterer

apparently I put it this way for a reason

also switch back to adding to ARM::Cycles instead of subtracting from them

Fix aarch64 CI

Merge slirp branch into master