Elastic: Keep original line wrapping in Message headers dialog

program/steps/mail/headers.inc

@@ -49,7 +49,10 @@ if ($uid) {
 
         $OUTPUT->add_handlers(array('dialogcontent' => 'rcmail_headers_output'));
 
-        if (!$inline) {
+        if ($inline) {
+            $OUTPUT->set_env('dialog_class', 'text-nowrap');
+        }
+        else {
             $OUTPUT->command('set_headers', $source);
         }
     }

skins/elastic/templates/dialog.html

@@ -1,6 +1,6 @@
 <roundcube:include file="includes/layout.html" />
 
-<div class="content frame-content">
+<div class="content frame-content <roundcube:var name="env:dialog_class" />">
 	<roundcube:object name="dialogcontent" />
 </div>