Summary
- merged;
- more robust interrupts;
- tuned message;
- tuned;
- NEWS;
- tuned;
- more robust interrupt handling;
- more robust kill: not always running on Isabelle_Thread (e.g. POSIX_Interrupt handler);
- clarified signature;
- clarified signature;
- more uniform and Java-conformant: change of handler is non-blocking and interrupts should not be exposed prematurely (reverting 220d19f3e074);
- terminate faster;
- tuned;
- tuned;
- clarified interrupt handling;
- clarified modules;
- tuned;
- misc tuning and clarification;
- more general interrupt_handler, with some cascading;
- clarified signature;
- a few more applys
- fixed a broken frac_le proof
- fixed more nasty proofs