[libpng17] Update CHANGES and ANNOUNCE
diff --git a/ANNOUNCE b/ANNOUNCE
index 8eae848..a1d37a0 100644
--- a/ANNOUNCE
+++ b/ANNOUNCE
@@ -1125,6 +1125,14 @@
     integration testing (David Drysdale).
 
 Version 1.7.0beta75 [December 19, 2015]
+  Fixed duplicate tIME chunk from png_write_png.
+  Added an example program, pngcp.c, that illustrates the problem when
+    used to copy pngtest.png (the result is an invalid PNG because the
+    tIME chunk is duplicated.)
+  Re-enabled 'methodical' filter selection code.
+  Added an accurate 'methodical' measure.
+  Fixed incorrect references to 'pngimage' in pngcp.
+  Fixed incorrect debug macro in release builds.
 
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diff --git a/CHANGES b/CHANGES
index 1361445..c9a28ac 100644
--- a/CHANGES
+++ b/CHANGES
@@ -5424,6 +5424,14 @@
     integration testing (David Drysdale).
 
 Version 1.7.0beta75 [December 19, 2015]
+  Fixed duplicate tIME chunk from png_write_png.
+  Added an example program, pngcp.c, that illustrates the problem when
+    used to copy pngtest.png (the result is an invalid PNG because the
+    tIME chunk is duplicated.)
+  Re-enabled 'methodical' filter selection code.
+  Added an accurate 'methodical' measure.
+  Fixed incorrect references to 'pngimage' in pngcp.
+  Fixed incorrect debug macro in release builds.
 
 Send comments/corrections/commendations to png-mng-implement at lists.sf.net
 (subscription required; visit