Judging by the `project.json` [schema](http://json.schemastore.org/project) and the `dotnet-cli` [specs](https://github.com/dotnet/cli/blob/03885e876fcf35c88c50c0f6d4a4feccb24301bc/Documentation/specs/runtime-configuration-file.md), enabling different compilation flags for multiple configurations for #17 should be doable.
Judging by the
project.jsonschema and thedotnet-clispecs, enabling different compilation flags for multiple configurations for #17 should be doable.