Add Gregor Lingl.
diff --git a/Misc/developers.txt b/Misc/developers.txt
index c97900b..2904a68 100644
--- a/Misc/developers.txt
+++ b/Misc/developers.txt
@@ -17,6 +17,9 @@
 Permissions History
 -------------------
 
+- Gregor Lingl was given SVN access on 10 June 2008 by MvL,
+  for work on the turtle module.
+
 - Robert Schuppenies was given SVN access on 21 May 2008 by MvL,
   for GSoC contributions.