title: remove leading 0s with stringr in R
body: <p>I have the following data</p>
  
  <pre><code>id
  00001
  00010
  00022
  07432
  </code></pre>
  
  <p>I would like to remove the leading <code>0</code>s so the data would like like the following</p>
  
  <pre><code>id
  1
  10
  22
  7432
  </code></pre>