[#1444] add filters back to use schema. Allow editing of top-level tags

object in PUT /user, WARNING! We want to get away from that ASAP and
instead have a nested resource for managing tags. Set default task tags
if not present, will revisit after tasks are a subdoc too

public/js/services/userServices.js

@@ -168,6 +168,8 @@ angular.module('userServices', []).
               userServices.log(log);
             },
 
+            save: save,
+
             settings: settings
         };