macOS support about iceoryx

[marthtz]

Tasks for macOS support:

• ACL needs to be adapted to macOS
• Semaphore sem_timedwait() not available and needs to be created
• Implement new OS timer based on "dispatch source"
• Replace message queues with socket communication
• Replace or find appropriate RT library if necessary
• Modify pthread_setname_np() calls
• Resolve type conflicts for cxx::align in
  • requiredManagementMemorySize()
  • requiredManagementMemorySize()
  • requiredManagementMemorySize()
  • Allocator::allocate()
• Resolve type conflict for gid_t in PosixUser::getGroups()
• Resolve type conflict for wprintw() in printProcessIntrospectionData()

[budrus]

I guess we start without acl or a replacement for it. Having different access groups on macOS is low prio

[elfenpiff]

Mac OS works!