Wire in new CustomSpeedMods implementation

Forgot this little bit earlier.  Whoops!
add NumTracks param to hold Judgment message

For SSC compat.  This parameter is redundant, and themers should use
GAMESTATE:GetCurrentStyle():ColumnsPerPlayer() instead.
Update /rsr slightly.
PIUIO: fix lights mapping for five-panel input

Based on info from bug 990.
CatWEax is right: fix up alignment.

Hoping I fixed it the right way.
fix semantics in XNode compiling
Remove ScreenPackagesSSC
finish removing ScreenPackagesSSC

Missed it in the Xcode projects and HelloWorld.
Change ScreenNetSelectBase to use a unique font for the user list.

okay I'm not sure who originally had it using the chat font, but I want to hit them.
fix lua error
Resolve more song assets relative to song

Check to see if file exists in relative path before assuming it's
absolute.
Clean out strings now that sm-ssc is something else
some pedantic changes
Update changelog
Add Lua bindings for RankingCategory

(Sourced from shakesoda/stepmania.)
luadoc for Profile:GetCategoryHighScoreList

(Sourced from shakesoda/stepmania.)
Make rsr a little better again

Here come the huge lazy commits.

(Sourced from shakesoda/stepmania.)
rsr: Upgrade music wheel

(Sourced from shakesoda/stepmania.)
rsr: MusicWheel upgrades part 2

(Sourced from shakesoda/stepmania.)
rsr: Fix DVNO wheel colors

(Sourced from shakesoda/stepmania.)