title: How to get a list of available nuget updates in the commandline?
body: <p>I want to list all available updates from the nuget commandline. If I run</p>
  
  <pre><code>nuget update Solution.sln -verbosity detailed
  </code></pre>
  
  <p>it starts trying to update the packages immediately. I only want to list
  which ones are available. How do I do this?</p>