Remove CNAME for staging.
Use site.baseurl for relative links.
Add base url for staging site.
Add compiled CSS to staging.
Merge branch 'docs-devel' into gh-pages

Conflicts:
	_includes/nav.html
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Update compiled CSS
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Fix headline wording.
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages
Merge branch 'docs-devel' into gh-pages