Fixed merge with nics-demo-refactor-fixup

* elwiki/wiki-directory and elwiki/handler were broken
* Was using creole/css-list-to-style-decl instead of creole-css-list-to-style-decl
fix a naming bug in the test
use fakir-get-output-buffer
update the doc string on elwiki/get-page
Corrected assertion in elwiki/render-page test

Was checking for creole source instead of rendered (HTML) creole.
Merge branch 'master' of github.com:aidalgol/elwiki

Conflicts:
	elwiki-test.el

Merge 52b4f2f with cb61ce7.
Removed old "Full stack Wiki test."

The test elwiki-page is left over from the original demo wiki bundled
with Elnode.