orgs: Fix error deleting organization

Also, fix clearing users in an organization when removing the organization.

include/class.organization.php

@@ -407,9 +407,16 @@ implements TemplateVariable {
         if (!parent::delete())
             return false;
 
+        // Remove users from this organization
+        User::objects()
+            ->filter(array('org' => $this))
+            ->update(array('org_id' => 0));
+
         foreach ($this->getDynamicData(false) as $entry) {
-            $entry->delete();
+            if (!$entry->delete())
+                return false;
         }
+        return true;
     }
 
     static function fromVars($vars) {

include/staff/templates/org-delete.tmpl.php

@@ -26,7 +26,7 @@ if ($info['error']) {
 <?php foreach ($org->getDynamicData() as $entry) {
 ?>
     <tr><td colspan="2" style="border-bottom: 1px dotted black"><strong><?php
-         echo $entry->getForm()->get('title'); ?></strong></td></tr>
+         echo $entry->getTitle(); ?></strong></td></tr>
 <?php foreach ($entry->getAnswers() as $a) { ?>
     <tr style="vertical-align:top"><td style="width:30%;border-bottom: 1px dotted #ccc"><?php echo Format::htmlchars($a->getField()->get('label'));
          ?>:</td>