Raspberry Pi 3B+ Release 3.0.5.5

This release updates support for the Lyrae release on Raspberry Pi 3B+.

This includes two bug-fixes:

1. Fixes a bug in mutex unlocking.
2. Fixes an incorrect type in the taskgroup event interface.

Additionally, this improves the example to use the local timer, rather than relying on a button press to trigger a GPIO interrupt.

Raspberrry Pi 3B+ Release 3.0.5.3

This release includes multi-core support for the Lyrae RTOS variant.

Raspberry Pi 3B+ Release 3.0.5.2

This release includes initial support for the Lyrae RTOS variant.

The Lyrae RTOS variant supports multiple task groups.

See README.md for further details and how to get up and running.

Raspberry Pi 3B+ Release 3.0.5.1

This is the first release containing support for the Raspberry Pi 3B+.

See README.md for details on the support hardware and getting started.

This initial release includes basic support for simple system running on a single core of the system.

Raspberrry Pi 3B+ Release 3.0.5.4

This release includes support for interrupt events and taskgroup events.