update editorconfig use editorconfig for corefx https://github.com/dotnet/corefx/blob/master/.editorconfig
update editorconfig
use editorconfig for corefx https://github.com/dotnet/corefx/blob/master/.editorconfig

WeihanLi/WeihanLi.Common,WeihanLi/WeihanLi.Common,WeihanLi/WeihanLi.Common