Added certificated into etcd

commit 387188e92e8f25baa8f640db1528ba16f61884eb
Author: Przemyslaw Ozgo <linux@ozgo.info>
Date:   Sat Oct 11 14:46:05 2014 +0100

    Readme update

commit b0d5d80f00a45377fff284dd3d8099c7a33aba81
Author: Przemyslaw Ozgo <linux@ozgo.info>
Date:   Sat Oct 11 14:23:48 2014 +0100

    Added ETCD key/crt share

commit 7af20e1636a49825bb87eb6c1b3be6db665cf8dd
Author: Przemyslaw Ozgo <linux@ozgo.info>
Date:   Thu Oct 2 19:52:39 2014 +0100

    Cdertificate generated on creation of docker-image