VS2017 provides a minimal support for .editorconfig. This extension provides everything else: options in Tools>Options and modern editing (syntax coloring, intellisense and code reformatting).
EditorConfig Language Service – Visual Studio Marketplace
VS 2017 support is provided by Roslyn wich add new Code Style Options.
A plugin can add .editorconfiug to older VS: editorconfig/editorconfig-visualstudio.