Fix what was discussed, minus the rocksneaker math which is still shady, but let's not break what currently works

# Conflicts:
#	src/k_kart.c
#	src/k_kart.h

Set flashing tics to 0 after boosting

See merge request KartKrew/Kart-Public!67

Fix drift sparks not generating on offroad with Hyudoro, Invincibility, or sneaker boosts

See merge request KartKrew/Kart-Public!62

Do not start sound system when disabled

See merge request KartKrew/Kart-Public!58

Support aPNG in new versions of libpng

See merge request KartKrew/Kart-Public!63

Fix NONET

See merge request !60

Fix NO_LUA

See merge request KartKrew/Kart-Public!66

Use less confusing player sorting key names

See merge request KartKrew/Kart-Public!61

Items off by one

See merge request KartKrew/Kart-Public!57

Support MSVC and XCode for aPNG

See merge request james/Kart-Public!1

Tested confirmed for...
1.5.30
1.4.22
1.2.59

James R. authored 6 years ago and James R. committed 6 years ago

A known issue: iTXt cannot be written (yet). I may do something about that.
For now, this is likely good enough. Who cares about the extra text anyway?

Fix off-by-one errors in item odds, and add a little assert to make an assumption in this function that was being violated more explicit.

Clean up Whitespace

See merge request KartKrew/Kart-Public!56

Update version to v1.0.3

See merge request KartKrew/Kart-Public!55

Fix Encore Fade Timeout

See merge request KartKrew/Kart-Public!52