Kmc now uses threads instead of cores

KMC in develop still used cores to run, changed to threads and added --threads to add_genomes

src/main/java/nl/wur/bif/pantools/cli/AddGenomes.java

 package nl.wur.bif.pantools.cli;
 
+import nl.wur.bif.pantools.cli.mixins.ThreadNumber;
 import nl.wur.bif.pantools.utils.BeanUtils;
 import nl.wur.bif.pantools.pantools.Pantools;
 
@@ -8,8 +9,7 @@ import java.nio.file.Path;
 import java.util.concurrent.Callable;
 
 import static nl.wur.bif.pantools.cli.validation.Constraints.InputFile;
-import static nl.wur.bif.pantools.utils.Globals.PATH_TO_THE_GENOMES_FILE;
-import static nl.wur.bif.pantools.utils.Globals.seqLayer;
+import static nl.wur.bif.pantools.utils.Globals.*;
 import static picocli.CommandLine.*;
 import static picocli.CommandLine.Model.CommandSpec;
 
@@ -23,6 +23,8 @@ public class AddGenomes implements Callable<Integer> {
 
     @Spec CommandSpec spec;
 
+    @Mixin private ThreadNumber threadNumber;
+
     @ParentCommand
     private Pantools pantools;
 
@@ -46,6 +48,7 @@ public class AddGenomes implements Callable<Integer> {
     }
 
     private void setGlobalParameters() {
+        THREADS = threadNumber.getnThreads();
         PATH_TO_THE_GENOMES_FILE = genomesFile.toString();
     }