Timo Koch authored 4 years ago and Kilian Weishaupt committed 4 years ago

The standard library distributions use implementation defined algorithms
which make them produce different random numbers on different library version
(different compiler versions or systems).
We use here now our own implementation which should have a high enough
quality for this purpose and it makes the tests reproducible.

Stay compatible with 2.7 and 2.8.

[io][imagereader] Fix compiler warning about unnecessary references. Image values are simple types use value type.