implemented emailer for welcome email (though the email confirmation system is horribly broken)

src/routes/debug.js

@@ -81,8 +81,9 @@ var	DebugRoute = function(app) {
 
 		app.get('/test', function(req, res) {
 			var	Emailer = require('../emailer');
-			Emailer.send('welcome', {
+			Emailer.send('welcome', 1, {
 				username: 'test',
+				subject: 'this is a subject',
 				site_title: 'derp',
 				confirm_link: 'linkylink'
 			});