Sunstone error when downloading appliance

[dcarracedo]

Description
Export an appliance in Suntone force the Fireedge server to be in the frontend machine.

To Reproduce

• Install Fireedge in a different server than the OpenNebula frontend.
• Access Sunstone
• Download an appliance in the Apps section

Expected behavior
Than you can download an appliance without Fireedge and the frontend in the same server.

Details

• Affected Component: Sunstone
• Hypervisor: N/A
• Version: 7.2

Progress Status

• Code committed
• Testing - QA
• Documentation (Release notes - resolved issues, compatibility, known issues)