src/HOL/Imperative_HOL/ROOT.ML

clarified example settings for Proof General;

no_document use_thys [
  "~~/src/HOL/Library/Countable",
  "~~/src/HOL/Library/Monad_Syntax",
  "~~/src/HOL/Library/Code_Natural",
  "~~/src/HOL/Library/LaTeXsugar"];

use_thys ["Imperative_HOL_ex"];