1. 2018-01-30 Change Checkpoint: Proposal submission deadl Jan Kurik 2. 2018-01-23 Change Checkpoint: Proposal submission deadl Jan Kurik 3. 2018-01-05 Change Checkpoint: Proposal submission deadl Jan Kurik 4. 2017-07-25 Change Checkpoint: Proposal submission deadl Jan Kurik 5. 2017-07-04 Change Checkpoint: Proposal submission deadl Jaroslav Reznik 6. 2017-02-21 Change Checkpoint: Proposal submission deadl Jan Kurik