requiredSystemFeatures is not a meta attribute but a derivation attribute. So "big-parallel" was being ignored on e.g. chromium, causing it to be built (and timing out) on slow machines. http://hydra.nixos.org/build/45819778#tabs-buildsteps
copied from 3.20 removed whitespaces at the end of lines updated to 3.22 versions removed webkitgtk24 where possible gnome3_22.evolution: nspr include dir broken / not needed anymore gnome3_22.gfbgraph: 0.2.2 -> 0.2.3 gnome3_22.gjs: 1.44.0 -> 1.46.0 gnome3_22.gnome-autoar: init at 0.1.1 gnome3_22.gnome-core.folks: 0.11.0 -> 0.11.2 gnome3_22.gnome-user-share 3.18.1 -> 3.18.3 gnome3_22.gnome-weather: 3.20.1 -> 3.20.2 gnome3_22.grilo: 0.3.1 -> 0.3.2 gnome3_22.grilo-plugins: 0.3.2 -> 0.3.3 gnome3_22.libgepub: init at 0.4 gnome3_22.libgweather: 3.20.1 -> 3.20.3 gnome3_22.rest: 0.7.93 -> 0.8.0 gnome3_22.totem: x86 patch is upstream gnome3_22.tracker: 1.9.0 -> 1.10.0
