#577 (Mar 13, 2018, 12:50:12 AM)

1. Removed stray 'sledgehammer' invocation (detail / hgweb)
2. Changes to NEWS regarding 2a6ef5ba4822 (detail / hgweb)
3. Changes to complete distributive lattices due to Viorel Preoteasa (detail / hgweb)
4. eliminiated superfluous class semiring_bits (detail / hgweb)

Started by an SCM change

This run spent:

• 7.9 sec waiting;
• 1 hr 13 min build duration;
• 1 hr 13 min total from scheduled to completion.