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[EDIT] FILE: FlagUnflagAllProgress.tpl

<?php

use Lsc\Wp\View\Model\FlagUnflagAllProgressViewModel as ViewModel;

$action       = $this->viewModel->getTplData(ViewModel::FLD_ACTION);
$icon         = $this->viewModel->getTplData(ViewModel::FLD_ICON);
$installCount = $this->viewModel->getTplData(ViewModel::FLD_INSTALLS_COUNT);

$ucAction = ucfirst($action);

/** @noinspection SpellCheckingInspection */
$this->loadTplBlock(
  'Title.tpl',
  [
    'title' => "{$ucAction}ging WordPress Installations...",
    'icon'  => $icon
  ]
);

<?php

$this->loadTplBlock(
  'ButtonPanelBackNext.tpl',
  [ 'back' => 'Back', 'backDo' => 'lscwp_manage', 'visibility' => 'hidden' ]
);

<button class="accordion accordion-error" type="button" style="display: none">
  Error Messages <span id ="errMsgCnt" class="badge errMsg-badge">0</span>
</button>
<div class="panel panel-error">

<?php

$this->loadTplBlock(
    'DivMsgBox.tpl',
    [ 'id' => 'errMsgs', 'class' => 'scrollable' ]
  );

</div>

<button class="accordion accordion-success" type="button" style="display: none">
  Success Messages <span id="succMsgCnt" class="badge succMsg-badge">0</span>
</button>
<div class="panel panel-success">

<?php

$this->loadTplBlock(
    'DivMsgBox.tpl',
    [ 'id' => 'succMsgs', 'class' => 'scrollable' ]
  );

</div>

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