title: Pandas plot series with series names in one row
body: <p>I have a csv file like this</p>
  
  <pre><code>date, name, value
  2016-09-01, alice, 10
  2016-09-02, alice, 11
  2016-09-01, bob, 8
  2016-09-02, bob, 14
  </code></pre>
  
  <p>With pandas can I plot as a line chart? Or must I change the structure of the file to something similar to </p>
  
  <pre><code>date, alice, bob
  2016-09-01, 10, 8
  2016-09-02, 11, 14
  </code></pre>