remove ebuilds, since already pushed in tree

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
removed, already in portage tree

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
removed, already in portage tree

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
removed, previous only for testing

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>