Pull in changes from --baby.

Patches applied:

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-2
   UTF-8 fix.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-3
   Change the final ranking list generation to the new rules.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-4
   Seed people from round N to round N+1 based on the new system.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-5
   Divide by the max possible songrating for single mode, not the max possible songrating for whatever the player chose to play.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-6
   Don't pick challenge-only songs.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-7
   Make sure the best players get last in their groups.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-8
   Remove some debugging statements.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-9
   Add TODO.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-10
   Reduce resolution for laptop (local commit).

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-11
   Add support for sub-pixel rendering for LCD screens.

 * sgunderson@bigfoot.com--2005-baby/ccbs--baby--0.1--patch-12
   Update TODO