UniquePtr needs to be libMesh::UniquePtr

(for compatibility with the newest libMesh master, that is)

For consistency with the rest of GRINS I'm switching back to AutoPtr.

src/solver/src/parameter_manager.C

@@ -76,7 +76,7 @@ namespace GRINS
           }
 
         this->parameter_vector.push_back
-          (UniquePtr<libMesh::ParameterAccessor<libMesh::Number> >
+          (libMesh::AutoPtr<libMesh::ParameterAccessor<libMesh::Number> >
            (next_param));
       }
   }