Merge branch 'occ_face_project_set_gi' into 'master'

occ_face ProjectPointGI should set gi

See merge request ngsolve/netgen!544

libsrc/occ/occ_face.cpp

@@ -205,6 +205,7 @@ namespace netgen
         if (count == 50) return false;
 
         p_ = occ2ng(x);
+        gi.u = u; gi.v = v;
 
         return true;
     }