#Remove iccp chunk to get rid of the warning:
#libpng warning: iCCP: known incorrect sRGB profile
 pngcrush -ow -rem allb -reduce <filename.png>

#Batch convert *.svg to *.png using Inkscape
for i in *; do inkscape $i --export-png=`echo $i | sed -e 's/svg$/png/'`; done
