Markus

@devlead: confirming what @martinscholz83 and @nickmacd found is still valid. - Calling ".WithProperty("WarningsNotAsErrors", "1573", "1591")" results in cake executing MSBuild with "/p:WarningsNotAsErrors=1573 /p:WarningsNotAsErrors=1591" - MSBuild simply [overwrites](https://github.com/Microsoft/msbuild/blob/cc9cc0c54454d427b12d73255b950908894ed10e/src/MSBuild/XMake.cs#L2754) properties if they...

Hey Pascal, sorry for the late reply as well. I've quickly accepted your suggestion of course, but I would prefer if someone else could take over the integration test part....