propagate fetchgit to node-env
gimp 2.8 is now default
bluenix install cd: adjust to nixos' merging of efi stuff
fix broken 'conflicts' option
homedirs/mathijs/av: use default ffmpeg, as we override it anyway
peers-platform (+env): adjust to new npm2nix format
override nodepackages for now
simplify peers-platform by manually overriding generated stuff
until overriding node packages becomes easier
homedirs/mathijs/dev: add node rethinkdb
add node to peers-platform deps
remove obsolete ffmpeg overrides
gnuplot override is default now