Moved BNRGrayScreenVC in with other code. Added to project to keep iPad storyboard happy
Removed globals.js from 'compile sources' to quiet a build warning
Unhide text-function buttons only when used, to prevent inert buttons
Sorted list of demos.  I thought WrongPong wasn't documented, but it was
Merge pull request #1 from bignerdranch/md-little-fixes

A bunch of little fixes