Check account existence using profile card

This is required for single user servers

Author: joachimvh

lib/models/account-manager.js

@@ -83,18 +83,18 @@ class AccountManager {
    */
   accountExists (accountName) {
     let accountUri
-    let rootAclPath
+    let cardPath
 
     try {
       accountUri = this.accountUriFor(accountName)
       accountUri = url.parse(accountUri).hostname
 
-      rootAclPath = url.resolve('/', this.store.suffixAcl)
+      cardPath = url.resolve('/', this.pathCard)
     } catch (err) {
       return Promise.reject(err)
     }
 
-    return this.accountUriExists(accountUri, rootAclPath)
+    return this.accountUriExists(accountUri, cardPath)
   }
 
   /**