Imported from libpng-0.81.tar
diff --git a/pngchang.txt b/pngchang.txt
index 878a2f8..4eff653 100644
--- a/pngchang.txt
+++ b/pngchang.txt
@@ -40,5 +40,21 @@
version 0.71
changed pngtest.png for zlib 0.93
fixed error in libpng.txt and example.c
+version 0.8
+ cleaned up some bugs
+ added png_set_filler()
+ split up pngstub.c into pngmem.c, pngio.c, and pngerror.c
+ added #define's to remove unwanted code
+ moved png_info_init() to png.c
+ added old_size into png_realloc()
+ added functions to manually set filtering and compression info
+ changed compression parameters based on image type
+ optimized filter selection code
+ added version info
+ changed external functions passing floats to doubles (k&r problems?)
+ put all the configurable stuff in pngconf.h
+ enabled png_set_shift to work with paletted images on read
+ added png_read_update_info() - updates info structure with transformations
+