[libpng16] Revised stack marking in arm/filter_neon.S and configure.ac.

ANNOUNCE

@@ -23,43 +23,10 @@ Other information:
    1.6.3beta01-README.txt
    1.6.3beta01-LICENSE.txt
 
-Changes since the last public release (1.6.1):
-
-Version 1.6.2beta01 [April 14, 2013]
-  Updated documentation of 1.5.x to 1.6.x changes in iCCP chunk handling.
-  Fixed incorrect warning of excess deflate data. End condition - the
-    warning would be produced if the end of the deflate stream wasn't read
-    in the last row.  The warning is harmless.
-  Corrected the test on user transform changes on read. It was in the
-    png_set of the transform function, but that doesn't matter unless the
-    transform function changes the rowbuf size, and that is only valid if
-    transform_info is called.
-  Corrected a misplaced closing bracket in contrib/libtests/pngvalid.c
-    (Flavio Medeiros).
-  Corrected length written to uncompressed iTXt chunks (Samuli Suominen).
-
-Version 1.6.2rc01 [April 18, 2013]
-  Added contrib/tools/fixitxt.c, to repair the erroneous iTXt chunk length
-    written by libpng-1.6.0 and 1.6.1.
-    Levchenko).
-  Disallow storing sRGB information when the sRGB is not supported.
-
-Version 1.6.2rc02 [April 18, 2013]
-  Merge pngtest.c with libpng-1.7.0
-
-Version 1.6.2rc03 [April 22, 2013]
-  Trivial spelling cleanup.
-
-Version 1.6.2rc04 and 1.6.2rc05 [omitted]
-
-Version 1.6.2rc06 [April 24, 2013]
-  Reverted to version 1.6.2rc03.  Recent changes to arm/neon support
-    have been ported to libpng-1.7.0beta09 and will reappear in version
-    1.6.3beta01.
-
-Version 1.6.2 [March 25, 2013]
+Changes since the last public release (1.6.2):
 
 Version 1.6.3beta01 [April 25, 2013]
+  Revised stack marking in arm/filter_neon.S and configure.ac.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit