Update readme.md

readme.md

@@ -52,10 +52,6 @@ Please read the manual in the manual directory ./manual/manual.pdf
   
 - ./mfiles/mexfiles/
     mex-file to read the C++ output from file 
-  
-- ./sparse
-    See [SCOTSv0.2](https://gitlab.lrz.de/matthias/SCOTSv0.2) for the sparse matrix implementation
-
 
 ### Support