-- Began rebuilding the knowledge base's user interface using scalajs.

Signed-off-by: Mark Farrell<m4farrel@csclub.uwaterloo.ca>
-- Began using the 'scalajs-workbench' plugin, for live testing in the
browser.

Signed-off-by: Mark Farrell<m4farrel@csclub.uwaterloo.ca>
-- Recreated the preview for CREA's knowledge base using ScalaJS.
-- Divided the project into two sub-projects: crea-core and crea-www.

Signed-off-by: Mark Farrell<m4farrel@csclub.uwaterloo.ca>