> and <code>Import-Build</code> may be dropped if they
deal with these variables and do nothing else.</p>
<p>Reminder: checkpoint files from other versions must not be used.</p>
<h2>v2.5.2</h2>
<p>Minor tweaks in help.</p>
<p><em>Build.ps1</em> - There was a subtle conflict between the parameter <code>Checkpoint</code>
and advanced resolution of <code>File</code>. Instead of introducing caveats for <code>File</code>
and making things more complex we drop <code>Checkpoint</code>, i.e. it should be used
with 