- generalize pthread stack size for example applications
- add port number parameter to webserver
- add IO calls stats counters

- update submodules

- improve FreeBSD execution of .gitlab-testrun.sh

- bugfix in Semaphore::unlockP
- clerical updates

- more code streamlining

- add messaging mechanism from resuming to suspended thread

- make spin barrier robust for integer overflows
- factor out mcs/nemesis queue from intrusive

- expand TESTING_IDLE_SPIN to local-ready-queue scheduling
- add simple spin barrier for testing
- improve robustness of assertion macros
- clerical updates of comments

- add configurable stack guard size to Fibre
- add proper exit() routine to Fibre
- add test case to testsuite
- extend C interface

- add FastFifoMutex (previous FastMutex)