fix(app-emulation/docker): Remove old ebuilds, remove sysctl call.

ipv4 forwarding is now enabled in coreos-base via a sysctl config.

sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-0.5.0-r1.ebuild

@@ -1 +0,0 @@
-docker-0.5.0.ebuild

sdk_container/src/third_party/coreos-overlay/app-emulation/docker/docker-0.5.0.ebuild

@@ -1,43 +0,0 @@
-#
-# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
-# Distributed under the terms of the GNU General Public License v2
-# $Header:$
-#
-
-EAPI=2
-EGIT_REPO_URI="https://github.com/dotcloud/docker"
-inherit toolchain-funcs systemd git-2
-
-EGIT_COMMIT="51f6c4a7372450d164c61e0054daf0223ddbd909" # 0.5
-
-DESCRIPTION="Docker container management"
-HOMEPAGE="http://docker.io"
-SRC_URI=""
-
-LICENSE="MIT"
-SLOT="0"
-KEYWORDS="amd64"
-IUSE=""
-
-DEPEND=">=dev-lang/go-1.0.2"
-RDEPEND="
-	app-emulation/lxc
-	net-misc/bridge-utils
-	sys-apps/iproute2
-	app-arch/libarchive
-	net-misc/curl
-	sys-fs/aufs-util
-"
-
-src_compile() {
-	emake
-}
-
-src_install() {
-	dobin ${S}/bin/${PN}
-	keepdir /var/lib/${PN}/graph
-	keepdir /var/lib/${PN}/containers
-	systemd_dounit "${FILESDIR}"/${PN}.service
-	# not enabling by default because it messes up the EC2 169. meta url routing
-	systemd_enable_service multi-user.target ${PN}.service
-}

sdk_container/src/third_party/coreos-overlay/app-emulation/docker/files/docker.service

@@ -1,9 +1,6 @@
 [Service]
 Type=simple
 ExecStartPre=/bin/mount --make-rprivate /
-# Enable forwarding to allow NAT to work
-# TODO: Move this to sysctl.conf
-ExecStartPre=/sbin/sysctl -w net.ipv4.ip_forward=1
 
 # Try to use this alternate way of starting docker if docker crashes for you:
 # ExecStart=/bin/bash -c "/usr/bin/nohup /usr/bin/docker -d -D &"