s/kickhub/hugadev

"hugadev" is the name of the application.

"kickhub" is the name of one particular website's project,
the one at http://www.kickhub.com

If people want to use the hugadev application, they can.
If people want to use "kickhub", they cannot, as the name
is the one that identifies the initiative on www.kickhub.com.
Ignore gh-pages
* src/hugadev/views/templates/not-found.html: New template.
Update docstrings.
* src/hugadev/routes/app.clj: Add app routes.
Rename docs.md to home.md
* src/hugadev/handler.clj: Minor reformatting
* src/hugadev/routes/auth.clj: Add docstring and remove spurious code.
Stylistic tiny change
Major clean up.
Merge branch 'today'