StepMania 5 beta 4a

"Apple forced our hand with OS X 10.10" Edition (unofficial tagline)

StepMania 5 beta 4a is now available, primarily for those who have upgraded to Mac OS X 10.10,
though there are bug fixes as well. Update notes copy/pasted from changelog and Markdown formatted by @freem.

Fixes

• [Mac OS X] Allow StepMania to be built and run in Yosemite. (@jberney, pull request #324)
• [BackgroundEffects] Fix error reporting messages coming up unnecessarily. (el @freem, fixes issue #337)

New Features

• [NoteDisplay] Add two noteskin metrics, {PartName}NoteColorType and {PartName}NoteColorCount. View #328 for more information. (@hanubeki, pull request #328)
• [NoteDisplay] Var Player and Var Controller work for non-receptor arrows. (@hanubeki, pull request #329)