title: How to spread each field to a line in a file (with awk or cut, maybe?)
body: <p>I have a file in the following format:</p>
  
  <pre><code>'word', 'word', 'word'
  'word', 'word', 'word'
  'word', 'word', 'word', 'word', 'word'
  'word'
  </code></pre>
  
  <p>How can I split the lines at <code>,</code> and print the following:</p>
  
  <pre><code>'word'
  'word'
  'word'
  'word'
  ...
  </code></pre>
  
  <p>(note: OS X Yosemite)</p>