Moved css and lib files so that playback wrapper will launch, see https://github.com/phetsims/phet-io-wrapper-visualizing-engagement/issues/9
Moved css and lib files so that playback wrapper will launch, see https://github.com/phetsims/phet-io-wrapper-visualizing-engagement/issues/9

phetsims/chipper,phetsims/chipper,phetsims/chipper