v 0.2.0 does not support BinaryLogisticRegressor and LogisticRegressor #328

using Microsoft.ML;
using Microsoft.ML.Data;
using Microsoft.ML.Models;
using Microsoft.ML.Trainers;
using Microsoft.ML.Transforms;
using System;
using System.Diagnostics;
using System.Threading.Tasks;

namespace mlnettest
{
    class Program
    {
        static void Main(string[] args)
        {
            test1();
            test2();
        }

        static void test1()
        {
            var pipeline = new LearningPipeline();
            pipeline.Add(new BinaryLogisticRegressor());
        }

        static void test2()
        {
            var pipeline = new LearningPipeline();
            pipeline.Add(new LogisticRegressor());
        }
    }
}

<Project Sdk="Microsoft.NET.Sdk">

  <PropertyGroup>
    <OutputType>Exe</OutputType>
    <TargetFramework>netcoreapp2.1</TargetFramework>
  </PropertyGroup>
  
  <ItemGroup>
    <PackageReference Include="Microsoft.ML" Version="0.2.0" />
  </ItemGroup>
</Project>

Program.cs(23,30): error CS0246: The type or namespace name 'BinaryLogisticRegressor' could not be found (are you missing a using directive or an assembly reference?) [C:\Users\guo\Desktop\mlnettest\mlnettest.csproj]
Program.cs(29,30): error CS0246: The type or namespace name 'LogisticRegressor' could not be found (are you missing a using directive or an assembly reference?) [C:\Users\guo\Desktop\mlnettest\mlnettest.csproj]