prefer recent polyml-5.4.1, but retain potentially fragile polyml-5.2.1 as experimental test;

--- a/Admin/isatest/isatest-makedist	Sat Oct 15 16:58:37 2011 +0200
+++ b/Admin/isatest/isatest-makedist	Sat Oct 15 17:00:17 2011 +0200
@@ -101,7 +101,7 @@
 $SSH macbroy21 "$MAKEALL $HOME/settings/at-poly-test"
 # give test some time to copy settings and start
 sleep 15
-$SSH macbroy28 "$MAKEALL $HOME/settings/at-poly"
+$SSH macbroy28 "$MAKEALL $HOME/settings/at-poly; $MAKEALL $HOME/settings/at-poly-e"
 sleep 15
 $SSH macbroy22 "$MAKEALL -l HOL HOL-Library $HOME/settings/at-sml-dev-e"
 sleep 15

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Admin/isatest/settings/at-poly-e	Sat Oct 15 17:00:17 2011 +0200
@@ -0,0 +1,27 @@
+# -*- shell-script -*- :mode=shellscript:
+
+  POLYML_HOME="/home/polyml/polyml-5.2.1"
+  ML_SYSTEM="polyml-5.2.1"
+  ML_PLATFORM="x86-linux"
+  ML_HOME="$POLYML_HOME/$ML_PLATFORM"
+  ML_OPTIONS="-H 500"
+
+ISABELLE_HOME_USER=~/isabelle-at-poly-e
+
+# Where to look for isabelle tools (multiple dirs separated by ':').
+ISABELLE_TOOLS="$ISABELLE_HOME/lib/Tools"
+
+# Location for temporary files (should be on a local file system).
+ISABELLE_TMP_PREFIX="/tmp/isabelle-$USER"
+
+
+# Heap input locations. ML system identifier is included in lookup.
+ISABELLE_PATH="$ISABELLE_HOME_USER/heaps:$ISABELLE_HOME/heaps"
+
+# Heap output location. ML system identifier is appended automatically later on.
+ISABELLE_OUTPUT="$ISABELLE_HOME_USER/heaps"
+ISABELLE_BROWSER_INFO="$ISABELLE_HOME_USER/browser_info"
+
+ISABELLE_USEDIR_OPTIONS="-i true -d pdf -v true -t true"
+
+init_component "$HOME/contrib_devel/kodkodi"

--- a/Admin/isatest/settings/at64-poly	Sat Oct 15 16:58:37 2011 +0200
+++ b/Admin/isatest/settings/at64-poly	Sat Oct 15 17:00:17 2011 +0200
@@ -1,7 +1,7 @@
 # -*- shell-script -*- :mode=shellscript:
 
-  POLYML_HOME="/home/polyml/polyml-5.2.1"
-  ML_SYSTEM="polyml-5.2.1"
+  POLYML_HOME="/home/polyml/polyml-5.4.1"
+  ML_SYSTEM="polyml-5.4.1"
   ML_PLATFORM="x86_64-linux"
   ML_HOME="$POLYML_HOME/$ML_PLATFORM"
   ML_OPTIONS="-H 1000"