Move utility plugins into their own folder. They don't go into the support folder because they're not standalone units and require interaction with the main units. Further refactoring pending.

lib/units/device/plugins/util/urlformat.js

@@ -3,8 +3,8 @@ var _ = require('lodash')
 var tr = require('transliteration')
 
 module.exports = syrup.serial()
-  .dependency(require('../identity'))
-  .dependency(require('../data'))
+  .dependency(require('./identity'))
+  .dependency(require('./data'))
   .define(function(options, identity, data) {
     function createSlug() {
       var model = identity.model