[Feature] Add iptchelper into specific nuget

[soroshsabz]

ITNOA

Hi,

I think it is good to provide iptchelper as NuGet package, that people can add this library by dotnet and does not need compile manually

thanks

[soroshsabz]

related to https://github.com/splitice/IPTables.Net/issues/12

[splitice]

As far as I know not possible.

[soroshsabz]

I try to some investigate