Imported from libpng-1.4.0beta19.tar

ANNOUNCE

@@ -1,5 +1,5 @@
 
-Libpng 1.4.0beta18 - December 8, 2006
+Libpng 1.4.0beta19 - May 15, 2007
 
 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.
@@ -9,27 +9,27 @@ Files available for download:
 Source files with LF line endings (for Unix/Linux) and with a
 "configure" script
 
-   1.4.0beta18.tar.gz
-   1.4.0beta18.tar.bz2
+   1.4.0beta19.tar.gz
+   1.4.0beta19.tar.bz2
 
 Source files with LF line endings (for Unix/Linux) without the
 "configure" script
 
-   1.4.0beta18-no-config.tar.gz
-   1.4.0beta18-no-config.tar.bz2
+   1.4.0beta19-no-config.tar.gz
+   1.4.0beta19-no-config.tar.bz2
 
 Source files with CRLF line endings (for Windows), without the
 "configure" script
 
-   lp140b18.zip
-   lp140b18.tar.bz2
+   lp140b19.zip
+   lp140b19.tar.bz2
 
 Other information:
 
-   1.4.0beta18-README.txt
-   1.4.0beta18-KNOWNBUGS.txt
-   1.4.0beta18-LICENSE.txt
-   1.4.0beta18-Y2K-compliance.txt
+   1.4.0beta19-README.txt
+   1.4.0beta19-KNOWNBUGS.txt
+   1.4.0beta19-LICENSE.txt
+   1.4.0beta19-Y2K-compliance.txt
 
 Changes since the last public release (1.2.10):
 
@@ -232,9 +232,15 @@ version 1.4.0beta16 [November 17, 2006]
 version 1.4.0beta17 [December 4, 2006]
   Changed "new_key[79] = '\0';" to "(*new_key)[79] = '\0';" in pngwutil.c
 
-version 1.4.0beta18 [December 8, 2006]
+version 1.4.0beta18 [December 7, 2006]
   Added scripts/CMakeLists.txt
 
+version 1.4.0beta19 [May 15, 2007]
+  Revised scripts/CMakeLists.txt
+  Rebuilt configure and Makefile.in with newer tools.
+  Added "png_ptr->num_trans=0" before error return in png_handle_tRNS,
+    to eliminate a vulnerability (CVE-2007-2554, CERT VU#684664)
+
 version 1.4.0betaN [future]
   Build shared libraries with -lz and sometimes -lm.