folks : Library for aggregating people from multiple sources ( https://wiki.gnome.org/Projects/Folks )
glib : The GLib library of C routines ( https://www.gtk.org/ )
json-glib : Library providing GLib serialization and deserialization for the JSON format ( https://wiki.gnome.org/Projects/JsonGlib )
jsonrpc-glib : JSON RPC GLIB ( https://wiki.gnome.org/Projects/JsonGlib )
libappindicator : A library to allow applications to export a menu into the Unity Menu bar ( https://launchpad.net/libappindicator )
libgdata : GLib-based library for accessing online service APIs using the GData protocol ( https://wiki.gnome.org/Projects/libgdata )
libgee : GObject-based interfaces and classes for commonly used data structures ( https://wiki.gnome.org/Projects/Libgee )
libgusb : GObject wrapper for libusb ( https://github.com/hughsie/libgusb )
libgweather : Location and timezone database and weather-lookup library ( https://wiki.gnome.org/Projects/LibGWeather )
libical : An implementation of basic iCAL protocols ( https://github.com/libical/libical )
libpeas : A GObject plugins library ( https://developer.gnome.org/libpeas/stable/ )
libsigc++ : Typesafe callback system for standard C++ ( http://libsigc.sourceforge.net/ )
template-glib : JSON RPC GLIB ( https://wiki.gnome.org/Projects/JsonGlib )
wayland-protocols : Wayland protocol files ( https://wayland.freedesktop.org/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a gnome-next
For Paludis use this rsync : rsync://gentoo.zugaina.org/gnome-next-portage
If you have a problem : ycarus(-at-)zugaina.org