[devel] Bump to version libpng-1.5.0beta37

ANNOUNCE

@@ -1,5 +1,5 @@
 
-Libpng 1.5.0beta36 - July 30, 2010
+Libpng 1.5.0beta37 - July 30, 2010
 
 This is not intended to be a public release.  It will be replaced
 within a few weeks by a public version or by another test version.
@@ -9,20 +9,20 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.5.0beta36.tar.xz (LZMA-compressed, recommended)
-   1.5.0beta36.tar.gz
-   1.5.0beta36.tar.bz2
+   1.5.0beta37.tar.xz (LZMA-compressed, recommended)
+   1.5.0beta37.tar.gz
+   1.5.0beta37.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp150b36.zip
-   lp150b36.7z
+   lp150b37.zip
+   lp150b37.7z
 
 Other information:
 
-   1.5.0beta36-README.txt
-   1.5.0beta36-LICENSE.txt
+   1.5.0beta37-README.txt
+   1.5.0beta37-LICENSE.txt
 
 Changes since the last public release (1.4.1):
 
@@ -308,6 +308,8 @@ version 1.5.0beta36 [July 29, 2010]
   The standard headers no longer include zlib.h, which is currently only
     required for pngstruct.h and can therefore be internal.
 
+version 1.5.0beta37 [July 30, 2010]
+
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