[devel] Fix typo in manual: "was" was "was was".
diff --git a/libpng-manual.txt b/libpng-manual.txt
index 41e7092..ced192d 100644
--- a/libpng-manual.txt
+++ b/libpng-manual.txt
@@ -1,6 +1,6 @@
 libpng-manual.txt - A description on how to use and modify libpng
 
- libpng version 1.5.5beta04 - July 27, 2011
+ libpng version 1.5.5beta04 - July 28, 2011
  Updated and distributed by Glenn Randers-Pehrson
  <glennrp at users.sourceforge.net>
  Copyright (c) 1998-2011 Glenn Randers-Pehrson
@@ -11,7 +11,7 @@
 
  Based on:
 
- libpng versions 0.97, January 1998, through 1.5.5beta04 - July 27, 2011
+ libpng versions 0.97, January 1998, through 1.5.5beta04 - July 28, 2011
  Updated and distributed by Glenn Randers-Pehrson
  Copyright (c) 1998-2011 Glenn Randers-Pehrson
 
@@ -1241,7 +1241,7 @@
     members of the text_ptr structure only exist
     when the library is built with iTXt chunk support.
     Prior to libpng-1.4.0, the default build was
-    was without iTXt chunk support.
+    without iTXt chunk support.
 
     num_text       - number of comments (same as
                      num_comments; you can put NULL here
@@ -4500,7 +4500,7 @@
 
 XIV. Y2K Compliance in libpng
 
-July 27, 2011
+July 28, 2011
 
 Since the PNG Development group is an ad-hoc body, we can't make
 an official declaration.