Merged changes from vm line

include/limesurvey/quexs.php

@@ -687,6 +687,16 @@ function get_respondent_selection_url()
 }
 
 
+/**
+ * Get the URL to end the interview
+ *
+ * @return string The URL to end the interview
+ */
+function get_end_interview_url()
+{
+	return QUEXS_URL . "rs_project_end.php";
+}
+
 /**
  * Get start interviewer URL
  *