Folder for Murano Getting Started created.

* README updated.
* Files to start Vagrant box added.
* devstack's files added.
* Permissions on local.sh changed.
* devstack's files updated.

Change-Id: I07b2562545e891490bdc6e2d41a804aad8f3ba7f
Merge "Folder for Murano Getting Started created." into release-0.2