AIR PMK: AIR VERSION 5.4.0 adds air_syscall_end_window that terminates partition execution on current window

refs #232388

refs #232388

Add partition state to air_syscall_get_partition_status.
READY now represents a partition that is currently not executing in any of its windows.
Scheduler handles transition from READY to RUNNING and vice-versa

refs #232388

AIR PMK: simplify partition state by removing RESTART and using INIT as the state while a partition is restarting before being put into NOT_RUN so that the schedule takes into RUNNING

refs #186450

refs #231745

refs #231971

Coherent with user manual

AIR Example: improve scheduling example by modifying PeriodSeconds parameter to a period other than MTF

refs #204271

refs #231707

refs #231707

TODO: check 204271 and 200329 for discussion on how we can improve the configurator-RTEMS interface

refs #204271

TODO: check 204271 and 200329 for discussion on how we can improve the configurator-RTEMS interface

refs #204271

refs #172499

refs #172499

refs #172499

refs #172499

refs #204377

refs #204271

refs #112415

RTEMS5 toolchain, rtems-5.1-2019.07.25, as used by TASTE toolchain.

refs #215682

Updates the LICENCE with a clearer text and adds the RTEMS and GPL-2.0 licences to the repository

The copyright header was changed across the repository to reflect the AIR licence online location

Copyright information was added to files without it, and where appropriate, added to GPL-2.0 files

refs #204477