v1.12.0

What's Changed

• Feature extraction (additional output) by @vuductung in #640

Other Changes / unlabeled

• Distributed search config fix by @vbrennsteiner in #633
• add first tests for quant_builder by @mschwoer in #641
• fix obvious bug in build_speclibflat_from_quant by @mschwoer in #646
• improve loading messages for execution engine by @mschwoer in #692
• Fully integrate NG backend by @mschwoer in #688

Full Changelog: v1.11.0...v1.12.0