ility method that runs an external command.  Writes the output and
 error streams of the command to the project log.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>task</code> - The task that the command is part of.  Used for logging</dd><dd><code>cmdline</code> - The command to execute.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="../../../../../org/apache/tools/ant/BuildException.html" title="class in org.apache.tools.ant">BuildException</a></code> - if the com