2 Changes made to pristine png source by mozilla.org developers.
4 2008/08/21 -- Synced with libpng-1.2.31 (bug #418900).
6 2008/03/29 -- Initialize prev_row for each APNG frame, only when
7 the frame size increases (bug #420416)
9 2008/01/18 -- Synced with libpng-1.2.24 (bug #408429).
11 2007/11/13 -- Synced with libpng-1.2.23; Removed pnggccrd.c and pngvcrd.c;
12 Reduced footprint by removing error and warning text
15 2007/11/06 -- Synced with libpng-1.2.22 (removes MMX support) (bug #386585)
17 2007/07/27 -- Enabled cHRM and iCCP chunks for color management (bug #16769)
19 2007/05/05 -- Zeroed png_ptr->num_trans on CRC error (bug #374810)
21 2007/04/19 -- Synced with libpng-1.2.16 tree (bug #373249)
23 2007/03/20 -- Added support for APNG (bug #257197)
25 2006/06/27 -- Synced with libpng-1.2.12 tree (bug #334110)
27 2004/10/07 -- Synced with libpng-1.2.7 tree (bug #261922)
29 2004/10/07 -- Added mozpngconf.h (bug #208607)