Why doesn't 'dotnet nuget' support full set of nuget commands on Linux

[AndyAyersMS]

Steps to reproduce

Try to add new package feed via CLI, no way to do it

Expected behavior

dotnet nuget sources ... , etc, works

Actual behavior

Have to use editor to manually create nuget.config, get right XML syntax, etc

Environment data

dotnet --info output:

.NET Command Line Tools (2.0.0-preview3-006908)

Product Information:
Version: 2.0.0-preview3-006908
Commit SHA-1 hash: 38031f6

Runtime Environment:
OS Name: ubuntu
OS Version: 16.04
OS Platform: Linux
RID: ubuntu.16.04-x64
Base Path: /usr/local/share/dotnet/sdk/2.0.0-preview3-006908/

Microsoft .NET Core Shared Framework Host

Version : 2.0.0
Build : e8b8861ac7faf042c87a5c2f9f2d04c98b69f28d

[mishra14]

@AndyAyersMS: Thanks for reporting the request. This is already a part of our backlog - NuGet/Home#4855

If you are using Windows then you can download nuget.exe from here. On mac/linux, you can try running nuget.exe on mono which can be downloaded from here