updated for version 7.3.272
Problem:    ":put =list" does not add an empty line for a trailing empty
            item.
Solution:   Add a trailing NL when turning a list into a string.
diff --git a/src/eval.c b/src/eval.c
index c294624..22779e3 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -1357,7 +1357,11 @@
 	{
 	    ga_init2(&ga, (int)sizeof(char), 80);
 	    if (tv.vval.v_list != NULL)
+	    {
 		list_join(&ga, tv.vval.v_list, (char_u *)"\n", TRUE, 0);
+		if (tv.vval.v_list->lv_len > 0)
+		    ga_append(&ga, NL);
+	    }
 	    ga_append(&ga, NUL);
 	    retval = (char_u *)ga.ga_data;
 	}