Add sandbox script.
Add sandbox script.

See https://github.com/Stratio/sandbox

Merge of feature/sandbox branch.

Squashed commit of the following:

commit 9b041a085df632d0b6e17b39acc4411b14497217
Author: Santiago M. Mola <smola@stratio.com>
Date:   Wed Dec 3 16:12:20 2014 +0100

    sandbox: Install examples.

commit f40067d1f7a4697bfea6eeda0d318ac808a19c03
Author: Santiago M. Mola <smola@stratio.com>
Date:   Wed Dec 3 14:47:30 2014 +0100

    Fix sandbox dashboards.

commit 3fc95ab01b006182cbefc3bcda09f278526e5b14
Author: Santiago M. Mola <smola@stratio.com>
Date:   Wed Dec 3 10:02:07 2014 +0100

    sandbox: Add Apache 2 server and fix Kibana dashboards install.

commit 1673ffa5dbb58bf257af683383b69b75ceff7b50
Author: Santiago M. Mola <smola@stratio.com>
Date:   Tue Dec 2 18:16:19 2014 +0100

    sandbox: Add welcome message; use /bin/bash

commit 720f5c40e7166dd158f687a090c39017debe6334
Author: Santiago M. Mola <smola@stratio.com>
Date:   Tue Dec 2 17:24:46 2014 +0100

    Add sandbox provisioning script.

Stratio/Ingestion,anavidad3/flume-ingestion,alvsanand/flume-ingestion,alvsanand/flume-ingestion,Stratio/flume-ingestion,dvallejo/flume-ingestion,anavidad3/flume-ingestion,Stratio/flume-ingestion,dvallejo/flume-ingestion,Stratio/Ingestion