committing changes in /etc after emerge run

Package changes:
+app-emulation/docker-1.7.1

conf.d/docker

@@ -0,0 +1,13 @@
+# /etc/conf.d/docker: config file for /etc/init.d/docker
+
+# where the docker daemon output gets piped
+#DOCKER_LOGFILE="/var/log/docker.log"
+
+# where docker's pid get stored
+#DOCKER_PIDFILE="/run/docker.pid"
+
+# where the docker daemon itself is run from
+#DOCKER_BINARY="/usr/bin/docker"
+
+# any other random options you want to pass to docker
+DOCKER_OPTS=""

group

@@ -113,3 +113,4 @@ named:x:947:
 postfix:x:207:
 postdrop:x:208:
 couchdb:x:946:
+docker:x:945:

group-

@@ -112,3 +112,4 @@ dovenull:x:156:
 named:x:947:
 postfix:x:207:
 postdrop:x:208:
+couchdb:x:946:

gshadow

@@ -114,3 +114,4 @@ named:!::
 postfix:!::
 postdrop:!::
 couchdb:!::
+docker:!::

gshadow-

@@ -113,3 +113,4 @@ dovenull:!::
 named:!::
 postfix:!::
 postdrop:!::
+couchdb:!::

init.d/docker

@@ -0,0 +1,34 @@
+#!/sbin/runscript
+# Copyright 1999-2013 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+# $Header: $
+
+DOCKER_LOGFILE=${DOCKER_LOGFILE:-/var/log/${SVCNAME}.log}
+DOCKER_PIDFILE=${DOCKER_PIDFILE:-/run/${SVCNAME}.pid}
+DOCKER_BINARY=${DOCKER_BINARY:-/usr/bin/docker}
+DOCKER_OPTS=${DOCKER_OPTS:-}
+
+start() {
+	checkpath -f -m 0644 -o root:docker "$DOCKER_LOGFILE"
+
+	ulimit -n 1048576
+	ulimit -u 1048576
+
+	ebegin "Starting docker daemon"
+	start-stop-daemon --start --background \
+		--exec "$DOCKER_BINARY" \
+		--pidfile "$DOCKER_PIDFILE" \
+		--stdout "$DOCKER_LOGFILE" \
+		--stderr "$DOCKER_LOGFILE" \
+		-- -d -p "$DOCKER_PIDFILE" \
+		$DOCKER_OPTS
+	eend $?
+}
+
+stop() {
+	ebegin "Stopping docker daemon"
+	start-stop-daemon --stop \
+		--exec "$DOCKER_BINARY" \
+		--pidfile "$DOCKER_PIDFILE"
+	eend $?
+}