Test branch change.
Convert output image from ppm to png.
Update location of display image.
Handle cases image exists and image not found.
Remove image tag inside rendering-area.
Update AJAX call to return markup.
Fix quote mismatch.
Add rules for no-image class.
Adjust the height of the rendering area based on the image size.
Move fetching logic to render.js
Center rendered image.
Fix caching on some browsers.
Temporarily slow down ajax pings. Rethink structure.