CocoaPods Pod trunk delete not work
<p>when I do:</p>

<pre><code> $ pod --version
</code></pre>

<blockquote>
  <p>0.39.0</p>
</blockquote>

<p>but if I try: </p>

<pre><code>$ pod trunk delete 
</code></pre>

<blockquote>
  <p>[!] Unknown command: <code>delete</code> Did you mean: register</p>
</blockquote>

<p>Usage:</p>

<pre><code>$ pod trunk COMMAND

  Interact with the CocoaPods API (e.g. publishing new specs)
</code></pre>

<p>Commands:</p>

<pre><code>+ add-owner      Add an owner to a pod
+ info           Returns information about a Pod.
+ me             Display information about your sessions
+ push           Publish a podspec
+ register       Manage sessions
+ remove-owner   Remove an owner from a pod
</code></pre>

<p>Options:</p>

<pre><code>--silent         Show nothing
--verbose        Show more debugging information
--no-ansi        Show output without ANSI codes
--help           Show help banner of specified command
</code></pre>