fix labels and text editors for Quest creation

www/analytics/core/DataTable/Renderer/Tsv.php

@@ -0,0 +1,39 @@
+<?php
+/**
+ * Piwik - Open source web analytics
+ *
+ * @link http://piwik.org
+ * @license http://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
+ *
+ */
+namespace Piwik\DataTable\Renderer;
+
+
+/**
+ * TSV export
+ *
+ * Excel doesn't import CSV properly, it expects TAB separated values by default.
+ * TSV is therefore the 'CSV' that is Excel compatible
+ *
+ */
+class Tsv extends Csv
+{
+    /**
+     * Constructor
+     */
+    function __construct()
+    {
+        parent::__construct();
+        $this->setSeparator("\t");
+    }
+
+    /**
+     * Computes the dataTable output and returns the string/binary
+     *
+     * @return string
+     */
+    function render()
+    {
+        return parent::render();
+    }
+}