monitoring: Remove last problem column from the service group overview

refs #5543

modules/monitoring/application/views/scripts/list/servicegroups.phtml

@@ -14,7 +14,6 @@
 <?php endif ?>
 <table class="groupview action" data-base-target="_next">
   <thead>
-  <th><?= $this->translate('Last Problem') ?></th>
   <th><?= $this->translate('Service Group') ?></th>
   <th><?= $this->translate('Total Services') ?></th>
   <th><?= $this->translate('Service States') ?></th>
@@ -25,55 +24,6 @@
 $servicegroups->peekAhead($this->compact);
 foreach ($servicegroups as $s): ?>
       <tr href="<?= $this->href('monitoring/list/services', array('servicegroup_name' => $s->servicegroup_name)) ?>">
-       <?php if ($s->services_critical_last_state_change_unhandled): ?>
-        <td class="state change critical unhandled">
-          <strong><?= $this->translate('CRITICAL') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_critical_last_state_change_unhandled) ?>
-        </td>
-       <?php elseif ($s->services_unknown_last_state_change_unhandled): ?>
-        <td class="state change unknown unhandled">
-          <strong><?= $this->translate('UNKNOWN') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_unknown_last_state_change_unhandled) ?>
-        </td>
-       <?php elseif ($s->services_warning_last_state_change_unhandled): ?>
-        <td class="state change warning unhandled">
-          <strong><?= $this->translate('WARNING') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_warning_last_state_change_unhandled) ?>
-        </td>
-       <?php elseif ($s->services_critical_last_state_change_handled): ?>
-        <td class="state change critical">
-          <strong><?= $this->translate('CRITICAL') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_critical_last_state_change_handled) ?>
-        </td>
-       <?php elseif ($s->services_unknown_last_state_change_handled): ?>
-        <td class="state change unknown">
-          <strong><?= $this->translate('UNKNOWN') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_unknown_last_state_change_handled) ?>
-        </td>
-       <?php elseif ($s->services_warning_last_state_change_handled): ?>
-        <td class="state change warning">
-          <strong><?= $this->translate('WARNING') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_warning_last_state_change_handled) ?>
-        </td>
-       <?php elseif ($s->services_ok_last_state_change): ?>
-        <td class="state change ok">
-          <strong><?= $this->translate('OK') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_ok_last_state_change) ?>
-        </td>
-       <?php else: ?>
-        <td class="state change pending">
-          <strong><?= $this->translate('PENDING') ?></strong>
-          <br>
-          <?= $this->timeSince($s->services_pending_last_state_change) ?>
-        </td>
-       <?php endif ?>
         <td class="groupname">
           <?= $this->qlink(
             $s->servicegroup_alias,