updated for version 7.4.218
Problem:    It's not easy to remove duplicates from a list.
Solution:   Add the uniq() function. (LCD)
diff --git a/runtime/doc/version7.txt b/runtime/doc/version7.txt
index ab4e385..1bff5b5 100644
--- a/runtime/doc/version7.txt
+++ b/runtime/doc/version7.txt
@@ -942,6 +942,7 @@
 |tagfiles()|		List with tags file names
 |taglist()|		get list of matching tags (Yegappan Lakshmanan)
 |tr()|			translate characters (Ron Aaron)
+|uniq()|		remove copies of repeated adjacent list items
 |values()|		get List of Dictionary values
 |winnr()|		takes an argument: what window to use
 |winrestview()|		restore the view of the current window