phetsims/sun#96 move scenery-phet UI components from sun.demo to scenery-phet.demo (layout of sun.demo is a little messed up at the moment)
phetsims/sun#96 move scenery-phet UI components from sun.demo to scenery-phet.demo (layout of sun.demo is a little messed up at the moment)

phetsims/scenery-phet,phetsims/scenery-phet,phetsims/scenery-phet