Fix graphviz building on darwin
celestia: update hashes for the downloaded patches
celestia: add patch to support libpng 1.6
celestia: help the package find the gtk related libraries
poppler: attempt to fix missing libiconv on non-Linux
gnucash: add me as maintainer
libv8 ruby gem has hardcoded reference to /usr/bin/env, so that it won't build in a chroot -> fix this
celestia: fix compilation and linking after x-updates merge
gnucash: fix build (by removing the obsolete potfiles patch)