update README.org -- change wiki to /docs.

README.org

@@ -42,7 +42,7 @@ This is a self-contained mini-project which is not /directly related/ to the
 
 *** Examples/Screenshots
 
-- [[https://git.abbether.net/return-to-ritherdon/ritherdon-charts/wiki][Project's Wiki]] (For more information on the types of charts produced)
+- [[./docs][docs]] (For more information on the types of charts produced)
 
 At the time of writing, the scripts in this repository produce over one-hundred
 charts/files. So, here are a selection of the types of charts produced after
@@ -337,9 +337,9 @@ data.
 
 *** Overview of Scripts and Charts
 
-- [[https://git.abbether.net/return-to-ritherdon/ritherdon-charts/wiki][Project's Wiki]]
+- [[./docs][/docs]]
 
 To stop this file growing too much, as I write more scripts which creates more
-charts, all the overviews/summaries/breakdowns of the scripts and charts are in
+charts, all the overviews/summaries/breakdowns of the scripts and charts are in the
-the [[https://git.abbether.net/return-to-ritherdon/ritherdon-charts/wiki][wiki]]. Some scripts and charts entries might be out-of-date or missing,
+[[./docs][/docs]] directory. Some scripts and charts entries might be out-of-date or missing,
-though. 
+though.