Bump BBT.Maybe from 2.0.0 to 3.1.0 in /src#47

pascalberger merged 1 commit intorelease/1.0.0bbtsoftware/BBT.StructureTools:release/1.0.0from

dependabot/nuget/src/BBT.Maybe-3.1.0bbtsoftware/BBT.StructureTools:dependabot/nuget/src/BBT.Maybe-3.1.0Copy head branch name to clipboard