Fix weird error with --subgroups then there are no subgroups kriskbx#19

Author: kriskbx

src/models/owner.js

@@ -56,9 +56,9 @@ class owner extends Base {
         return new Promise((resolve, reject) => {
             this.get(`groups`)
                 .then(groups => {
-                    if (groups.body.length === 0) return reject();
+                    if (groups.body.length === 0) return resolve();
                     let filtered = groups.body.filter(u => this.groups.map(g => g.id).indexOf(u.parent_id) !== -1);
-                    if (filtered.length === 0) return reject();
+                    if (filtered.length === 0) return resolve();
                     this.groups = this.groups.concat(filtered);
                     resolve();
                 })