Readerwriterqueue Versions Save

Minor improvements:

• Compatibility fix for clash with Qt macro name
• Better tsan warning suppression
• Tentative support for FreeRTOS

Introduces a new BlockingReaderWriterCircularBuffer class, a fixed-size single-producer, single-consumer queue, that allows the writer to block if the queue is full (as well as the reader if the queue is empty).

Minor enhancements related to warnings and compiler compatibility.

Small enhancements and fixes. Stable.

Small enhancements and fixes. Stable.

Includes various enhancements and small bug fixes. Stable.

First official release after a long period of stability on the master branch.