remove remnant homedir dependency

lib/utils.js

@@ -54,7 +54,7 @@ module.exports.merge = function (/*defaults, args*/) {
 };
 
 module.exports.tplCopy = function (copy) {
-  var homedir = require('homedir')();
+  var homedir = require('os').homedir();
   var tplKeys;
 
   copy.hostnameGet = function (copy) {