Added test for FOR-DOWNFROM-TO with explicit macro expansion of TO form.
Added test for FOR-DOWNFROM-TO with explicit macro expansion of TO form.

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