Merge pull request #35 from INFN-Catania/master

Fixed pub keys exchange
Added the key with which to connec
modified the inventory
Fixed permissions on the keys to be set before travis executes
Temporarily enabling verbose connection with ansible
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
need a google dns lookup to reach the VMs for the dev site
Merge branch 'master' of github.com:AAROC/DevOps