Fix libmixxxminimal manifest to include key detector (it's already being linked in the binary). Use better name for key detector plugin.
Make some changes to WLabel to bring it more in line with WNumber.
Delete old BPM scheme code.
Delete unused tonal analyser code copied from the CLAM project.
Minor cleanups to VampAnalyser.
Reduce code duplication in AnalyserBeats (Still tons more work needed). Minor cleanups in DlgPrefBeats.
Move BpmControl::pickSyncTarget into EngineControl so that other EngineControls can pick a sync target.