Switch to use automated png optimizations in assetgraph#30

Closed

Munter wants to merge 3 commits intohojberg:masterfrom

Commits on Jun 15, 2012

Updated assetgraph and enabled automated png otimization
Munter
committed
Reverted images to their original unoptimized state since the build system now takes care of optimization
Munter
committed
Added pallette reduction instruction for fork.png
Munter
committed