And here is working script to load it:

Metacello new

�� �� �� �� smalltalkhubUser: 'Pharo' project: ���Seamless';

�� ����configuration: ���Seamless'; �� �� �� ��

�� �� �� �� version: #stable;

load

Loading by Gofer or directly by configuration is not working now (it is really strange)