Changed morgan log level to dev.
Ignored Stylus-generated CSS file.
Added stub for custom stylesheet.
Added head jade with meta/js/css references.

Attempts to load standard resources (jQuery, Bootstrap, Font Awesome)
from CDN.  Fails over to local copies.
Added stubs for page header/footer.
Created simple page layout.

Include head file then layout the body (header, content, footer).
Simple error page.

Displays message, status, and stack trace (for development).