Getting info from config.json to the code running in the client app.

When daveappserver returns the home page for the site, it also does a string replace for macros.

The values of the macros can be anything chosen from config. So it can be told for example what the URL of the server was that launched it. It doesn't need to be hard-coded into the client app.

Picked up all the loose bits and organized it into a source.opml file.

Conforms to the spec.

• Full nesting indentation throughout HTML — every level indented so it imports correctly into outliner

• Rewrote rssnet.html to conform to indentation style guide (tabs, closing braces at content level, spaces before parens)

• Version number added to navbar brand so current version is visible on screen