pam_yubico: remove in gentoo's favour

sys-auth/pam_yubico/Manifest

@@ -1 +0,0 @@
-DIST pam_yubico-2.23.tar.gz 418567 SHA256 bc7193ed10c8fb7a2878088af859a24a7e6a456e1728a914eb5ed47cdff0ecb8 SHA512 435a5013ef7d020f8fe6d54614b22a4d3df6295adeb8e1fd26722246d105375b8d19940098b62956a18f439dad82f67e3996a7067af3357fddff380d20fa4728 WHIRLPOOL c26921a2703ebaac336a3bf9fa653020af9a55a390a1e7460c85a7b07fecba0c2192cf6663e2f77953798052957c925c65892b5da3cedc435fd704c551f28e88

sys-auth/pam_yubico/pam_yubico-2.23.ebuild

@@ -1,41 +0,0 @@
-# Copyright 1999-2016 Gentoo Foundation
-# Distributed under the terms of the GNU General Public License v2
-# $Id$
-
-EAPI=5
-
-inherit multilib
-
-DESCRIPTION="Library for authenticating against PAM with a Yubikey"
-HOMEPAGE="https://github.com/Yubico/yubico-pam"
-SRC_URI="http://opensource.yubico.com/yubico-pam/releases/${P}.tar.gz"
-
-LICENSE="BSD"
-SLOT="0"
-KEYWORDS="~amd64 ~x86"
-IUSE="ldap test"
-
-RDEPEND="
-	virtual/pam
-	sys-auth/libyubikey
-	>=sys-auth/ykclient-2.15
-	>=sys-auth/ykpers-1.6
-	ldap? ( net-nds/openldap )"
-DEPEND="${RDEPEND}
-	app-text/asciidoc
-	test? ( dev-perl/Net-LDAP-Server )"
-
-src_configure() {
-	#challenge response could be optional but that seems horribly dangerous to me
-	econf \
-		--with-cr \
-		$(use_with ldap) \
-		--with-pam-dir=/$(get_libdir)/security
-}
-
-src_install() {
-	default
-	dodoc doc/*
-	#prune_libtool_files #why doesn't this work?
-	find "${D}" -name '*.la' -delete || die
-}