format as topmost list of "divs", not just adjacent "spans" -- for proper line breaking;
#!/usr/bin/env bash
#
# Author: Makarius
#
# DESCRIPTION: invoke Scala within the Isabelle environment
[ -e "$ISABELLE_HOME/Admin/build" ] && { "$ISABELLE_HOME/Admin/build" jars || exit $?; }
CLASSPATH="$(jvmpath "$CLASSPATH")"
exec "$ISABELLE_SCALA" "$@"