tuned message (e.g. see Options.save_prefs);
--- a/src/Tools/Haskell/Buffer.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/Buffer.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Tools/Haskell/Buffer.hs
Author: Makarius
--- a/src/Tools/Haskell/Library.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/Library.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Tools/Haskell/Library.hs
Author: Makarius
--- a/src/Tools/Haskell/Markup.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/Markup.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Haskell/Tools/Markup.hs
Author: Makarius
--- a/src/Tools/Haskell/Properties.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/Properties.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Tools/Haskell/Properties.hs
Author: Makarius
--- a/src/Tools/Haskell/XML.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/XML.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Tools/Haskell/XML.hs
Author: Makarius
--- a/src/Tools/Haskell/YXML.hs Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/YXML.hs Sat Nov 03 20:09:39 2018 +0100
@@ -1,4 +1,4 @@
-{- GENERATED by Isabelle! -}
+{- generated by Isabelle -}
{- Title: Tools/Haskell/YXML.hs
Author: Makarius
--- a/src/Tools/Haskell/haskell.ML Sat Nov 03 20:00:45 2018 +0100
+++ b/src/Tools/Haskell/haskell.ML Sat Nov 03 20:09:39 2018 +0100
@@ -18,7 +18,7 @@
(* commands *)
-val header = "{- GENERATED by Isabelle! -}\n";
+val header = "{- generated by Isabelle -}\n";
fun generate_file_cmd (file, source) =
Toplevel.keep (fn state =>