- fixed a typo in acl.js

Author: 0xAshish

lib/acl.js

@@ -564,7 +564,7 @@ Acl.prototype.areAnyRolesAllowed = function(roles, resource, permissions, cb){
   Returns what resources a role has the given permissions over.
 
   @param {String|Array} Roles
-  @param {String[Array} Permissions
+  @param {String|Array} Permissions
   @param {Function} Callback called wish the result.
 */
 Acl.prototype.whatResources = function(roles, permissions, cb){