These ebuilds come from http://wiki.cregion.ru/moin.cgi/CRG_Overlay.
If you have some problems, go to the official site first.
appwrap : Application wrapper for run X11 apps on local and remote hosts ( http://wiki.cregion.ru/moin/CRG/ )
Add an ebuild in portage :
The ebuild is now in the portage tree.
You can also use layman : emerge layman then layman -a crg
For Paludis use this rsync : rsync://gentoo.zugaina.org/crg-portage
If you have a problem : ycarus(-at-)zugaina.org