DOWNGRADE ciecplib 0.7.0 -> 0.5.1
As a result of issues like computing/helpdesk#2928+ we need to downgrade ciecplib from the requested version (#1024+) to the previously approved version (sccb#923+).
As a result of issues like computing/helpdesk#2928+ we need to downgrade ciecplib from the requested version (#1024+) to the previously approved version (sccb#923+).