add layman.xml
[x11-themes] add oxygen-gtk2
[x11-themes] add oxygen-gtk3
[x11-misc] add easystroke
[virtual] add linux-sources
[virtual] add wine
[sys-libs] add ntdb
[sys-kernel] add linux
[sys-devel] add icecream
[sys-apps] add anything-sync-daemon
[profiles] add overlay profile files
[net-fs] add samba
[metadata] add layout.conf
[media-gfx] add nomacs
[games-util] add catcodec
[games-util] add grfcodec
[games-util] add nml
[games-simulation] add openttd
[games-misc] add opengfx
[games-misc] add openmsx