title: Where is System.Threading.Tasks.Parallel in .NET Standard 1.6?
body: <p>Where is Parrallel in asp.net core 1?</p>
  
  <pre><code>Parallel.ForEach(results, (x) =&gt;
      {
          foo();
      });
  </code></pre>
  
  <p>The name 'Parallel' does not exist in the current context .NETStandard,Version=v1.6</p>