Actually save model object upon change. This commit was tested on the comments model. Additional logging added. Added check for Markdown image references. Added TODOs after observing behavior on comments.

#map-canvas {
   width: 720px;
   height: 540px;
   border: 1px solid black;
   margin: 0 auto;
}
#map-info {
   margin-top: 2em;
}
div.band-balloon {
   width: 150px;
   height: 75px;
}