Add fonts and svgs to gzip compression pattern

I think it's good to have these here "just in case", even the seed project wouldn't have any fonts/svgs. These are just so common filetypes at any project.

Thoughts?

config/lib/express.js

@@ -54,7 +54,7 @@ module.exports.initMiddleware = function (app) {
 	// Should be placed before express.static
 	app.use(compress({
 		filter: function (req, res) {
-			return (/json|text|javascript|css/).test(res.getHeader('Content-Type'));
+			return (/json|text|javascript|css|font|svg/).test(res.getHeader('Content-Type'));
 		},
 		level: 9
 	}));