Congress: update for new spice API
congress: some small changes
congress: rename handlebars file
Merge branch 'jd-congress' into bttf-beta

Conflicts:
	lib/DDG/Spice/Congress.pm
	share/spice/congress/congress.css
	share/spice/congress/congress.handlebars
	share/spice/congress/congress.js
	t/Congress.t