Add metadata to role

ansible-galaxy install will fail until it has metadata.
Adding now.

Change-Id: Id3324e1c60dc483551ffa0a2c5fc95c22e30e4d1

meta/main.yml

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+# Copyright 2016 Hewlett-Packard Enterprise, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+---
+galaxy_info:
+  author: Ricardo Carrillo Cruz
+  description: |
+    Role to deploy OpenStack resources on multiple clouds
+  company: Hewlett-Packard Enterprise, Inc.
+  license: Apache
+  min_ansible_version: 2.1
+  platforms:
+  - name: EL
+    versions:
+    - all
+  #  - 5
+  #  - 6
+  #  - 7
+  - name: GenericUNIX
+    versions:
+    - all
+  #  - any
+  - name: Fedora
+    versions:
+    - all
+  #  - 16
+  #  - 17
+  #  - 18
+  #  - 19
+  #  - 20
+  #- name: SmartOS
+  #  versions:
+  #  - all
+  #  - any
+  - name: opensuse
+    versions:
+    - all
+  #  - 12.1
+  #  - 12.2
+  #  - 12.3
+  #  - 13.1
+  #  - 13.2
+  #- name: Amazon
+  #  versions:
+  #  - all
+  #  - 2013.03
+  #  - 2013.09
+  - name: GenericBSD
+    versions:
+    - all
+  #  - any
+  - name: FreeBSD
+    versions:
+    - all
+  #  - 8.0
+  #  - 8.1
+  #  - 8.2
+  #  - 8.3
+  #  - 8.4
+  #  - 9.0
+  #  - 9.1
+  #  - 9.1
+  #  - 9.2
+  - name: Ubuntu
+    versions:
+    - all
+  #  - lucid
+  #  - maverick
+  #  - natty
+  #  - oneiric
+  #  - precise
+  #  - quantal
+  #  - raring
+  #  - saucy
+  #  - trusty
+  - name: SLES
+    versions:
+    - all
+  #  - 10SP3
+  #  - 10SP4
+  #  - 11
+  #  - 11SP1
+  #  - 11SP2
+  #  - 11SP3
+  - name: GenericLinux
+    versions:
+    - all
+  #  - any
+  - name: Debian
+    versions:
+    - all
+  #  - etch
+  #  - lenny
+  #  - squeeze
+  #  - wheezy
+  #
+  # Below are all categories currently available. Just as with
+  # the platforms above, uncomment those that apply to your role.
+  #
+  categories:
+  - cloud
+dependencies: []