Summary
- proper name (amending 742d94015918);
- invoke Nitpick/Kodkod via Isabelle/Scala (instead of external process);
- avoid odd PIDE markup, notably in kokodi input;
- clarified names;
- clarified signature;
- clarified signature;
- proper treatment of timeout: <= 0 means already timed out, but for $KODKODI/bin/kodkodi it would mean NO timeout;
- proper treatment of absolute deadline vs. relative timeout;
- clarified session: no parent image for minor theory imports;
- removed obsolete created_temp_dir: ISABELLE_TMP is always present for the running Isabelle/ML process;
- more lemmas
- proper syntax declaration