Removed clonning

...on/src/main/java/cz/fidentis/analyst/EfficiencyTests.java

...s/analyst/visitors/kdtree/ClosestNodeMultipleVisitor.java

...dentis/analyst/visitors/kdtree/DistanceKdTreeVisitor.java

.../analyst/visitors/kdtree/DistanceToKdTrianglesApprox.java

...identis/analyst/visitors/kdtree/DistanceToKdVertices.java

...cz/fidentis/analyst/visitors/mesh/BoundingBoxVisitor.java

...z/fidentis/analyst/visitors/mesh/DistanceMeshVisitor.java

...z/fidentis/analyst/visitors/mesh/DistanceToTriangles.java

...ntis/analyst/visitors/mesh/DistanceToTrianglesApprox.java

...cz/fidentis/analyst/visitors/mesh/DistanceToVertices.java

...is/analyst/visitors/mesh/HausdorffDistanceBruteForce.java

...tis/analyst/visitors/mesh/HausdorffDistanceKdVisitor.java

...entis/analyst/visitors/mesh/HausdorffDistanceVisitor.java

...z/fidentis/analyst/visitors/mesh/TriangleListVisitor.java

...c/main/java/cz/fidentis/analyst/kdtree/KdTreeVisitor.java

...l/src/main/java/cz/fidentis/analyst/mesh/MeshVisitor.java