change date

OCL=13331
CL=13331
diff --git a/doc/go_lang.txt b/doc/go_lang.txt
index 1770db5..2cede5e 100644
--- a/doc/go_lang.txt
+++ b/doc/go_lang.txt
@@ -4,7 +4,7 @@
 Robert Griesemer, Rob Pike, Ken Thompson
 
 ----
-(July 16, 2008)
+(July 21, 2008)
 
 This document is a semi-formal specification/proposal for a new
 systems programming language.  The document is under active