tree 4a7fdb3bdc872f1a67aca1e12af5fe0a318f0872
parent a45ffbefb919478cfc83eb243ef2fe176d4f92b2
author Glenn Randers-Pehrson <glennrp at users.sourceforge.net> 1313071317 -0500
committer Glenn Randers-Pehrson <glennrp at users.sourceforge.net> 1313093471 -0500

[devel] Revised commentary about png_rgb_to_gray coefficents

and fixed spelling (truely -> truly) in comments.