title: Dictionary with multiple key values to dataframe
body: <p>Dictionary looks like:</p>
  
  <pre><code>{'iphone': [12, 21666], 'a1': [6, 5859], 'J5': [15, 13862]}
  </code></pre>
  
  <p>Using this dictionary i want to create dataframe that looks like this:</p>
  
  <pre><code>    name   n1   n2
  0  iphone  12   21666
  1  a1       6   5859
  2  J5      15   13862
  </code></pre>