add backslash r to the newline var

apps/calendar/ajax/import/import.php

@@ -10,7 +10,7 @@ ob_start();
 require_once('../../../../lib/base.php');
 OC_JSON::checkLoggedIn();
 OC_Util::checkAppEnabled('calendar');
-$nl = "\n";
+$nl = "\n\r";
 $progressfile = OC::$APPSROOT . '/apps/calendar/import_tmp/' . md5(session_id()) . '.txt';
 if(is_writable('import_tmp/')){
 	$progressfopen = fopen($progressfile, 'w');

apps/calendar/export.php

@@ -11,7 +11,7 @@ OC_Util::checkLoggedIn();
 OC_Util::checkAppEnabled('calendar');
 $cal = isset($_GET['calid']) ? $_GET['calid'] : NULL;
 $event = isset($_GET['eventid']) ? $_GET['eventid'] : NULL;
-$nl = "\n";
+$nl = "\n\r";
 if(isset($cal)){
 	$calendar = OC_Calendar_App::getCalendar($cal);
 	$calobjects = OC_Calendar_Object::all($cal);