The `section` got two `class="x"` attributes which makes it impossible to run any update from the PackageUpdatePage because the second gets ignored and `WCF.ACP.Package.Update.Manager` won't find any `.jsPackageUpdate`.
</header>
{foreach from=$availableUpdates item=update}
- <section class="section" class="jsPackageUpdate" data-package="{$update[package]}">
+ <section class="section jsPackageUpdate" data-package="{$update[package]}">
<header class="sectionHeader">
<h2 class="sectionTitle"><label>
<input type="checkbox" value="1" checked>