kmeans: don't include the point header as it's unneeded

cruft/util/kmeans.hpp

@@ -8,12 +8,13 @@
 
 #pragma once
 
-#include "debug/assert.hpp"
-#include "iterator/zip.hpp"
-#include "point.hpp"
+#include <cruft/util/debug/assert.hpp>
+#include <cruft/util/iterator/zip.hpp>
+#include <cruft/util/view.hpp>
 
 #include <iterator>
 
+
 namespace cruft {
     // a simplistic implementation of Lloyd's algorithm
     //