Fix compile errors with v7.2.0 of TrackMate.

Author: tinevez

src/main/java/fiji/plugin/mamut/feature/MamutModelFeatureUpdater.java

@@ -63,9 +63,11 @@ public class MamutModelFeatureUpdater implements ModelChangeListener, MultiThrea
 	public MamutModelFeatureUpdater( final Model model, final SourceSettings settings )
 	{
 		this.model = model;
+		// don't log feature computation for updates.
+		final boolean doLogIt = false;
 		this.mamutSpotFeatureCalculator = new MamutSpotFeatureCalculator( settings );
-		this.edgeFeatureCalculator = new EdgeFeatureCalculator( model, settings );
-		this.trackFeatureCalculator = new TrackFeatureCalculator( model, settings );
+		this.edgeFeatureCalculator = new EdgeFeatureCalculator( model, settings, doLogIt );
+		this.trackFeatureCalculator = new TrackFeatureCalculator( model, settings, doLogIt );
 		model.addModelChangeListener( this );
 		setNumThreads();
 	}

src/main/java/fiji/plugin/mamut/io/MamutXmlReader.java

@@ -148,7 +148,6 @@ public SourceSettings readSourceSettings()
 		}
 
 		final SourceSettings settings = new SourceSettings( folder, filename );
-		settings.imp = null;
 
 		// Detector
 		getDetectorSettings( settingsElement, settings, new DetectorProvider() );