Code to test the possibility of having an in-place merge sort to be used for vectors, because merge-sort is faster than quicksort and it is stable.
Code to test the possibility of having an in-place merge sort to
be used for vectors, because merge-sort is faster than quicksort
and it is stable.

vtomole/SICL,vtomole/SICL,clasp-developers/SICL,clasp-developers/SICL,clasp-developers/SICL,vtomole/SICL,clasp-developers/SICL,vtomole/SICL