Losslessly optimize file size of *.png files in /trunk/KDE/kdenetwork with optipng -i0 -o5 and advdef -z -4.
Losslessly optimize file size of *.mng and *gz files in /trunk/KDE/kdenetwork with advdef -z -4.
Total *.png file size goes to 2746375 from 3357534 (-18.20%).
Total *.mng file size goes to 114658 from 115504 (-0.73%).
Total *gz file size goes to 24786 from 25939 (-4.45%).
For more info see bug 122897.

svn path=/trunk/KDE/kdenetwork/krdc/; revision=518176