partial completion of responsive SVG functionality
Works well enough.  Handles responsively enough, has reasonable layout.  Needs something to keep it from scrolling vertically.
Initial commit to pull the list of active routes from OBA API
Stopping point for the glue code.
holding point.  The flow is wrong, but the logic is okay...
partially there...need to get the rest of the way...
Two Nodecasts and six hours later, I figured it out.  Moving the res.render into the callback and making sure the callback wasn't called until the request ended was the trick.