Whitelist local domains

server.js

@@ -13,6 +13,8 @@ require("jsdom").defaultDocumentFeatures = {
 var port = process.env.npm_package_config_port || 8080;
 var allowedDomainsConf = process.env.npm_package_config_allowedDomains;
 var allowedDomains = allowedDomainsConf && allowedDomainsConf.length && allowedDomainsConf.slice() || [
+	'local',
+	'localhost',
 	'unl.edu',
 	'nebraska.edu',
 	'buros.org',