Adding error checks for Kokkos-incompatible features

git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@14517 f3b2605a-c512-4ea7-a41b-209d697bcdaa

src/minimize.cpp

@@ -50,6 +50,9 @@ void Minimize::command(int narg, char **arg)
   if (update->laststep < 0)
     error->all(FLERR,"Too many iterations");
 
+  if (lmp->kokkos)
+    error->all(FLERR,"Cannot yet use minimize with Kokkos");
+
   lmp->init();
   update->minimize->setup();