Adding footer nav bar.

Footer also detects available formats for the current view and displays them as links.
Re-added the available_disk_space field to Machine model.
Adding client/index json view. Other fixups.
Added a check for empty() to the safe_array_fetch function.
Merged 'Bundles' into 'Inventory' heading, added partial view.

When talking about inventory, you might mean a machine or an applciation. It made sense to combine these two under one tab.

Also added the machine_button_group.php partial view to help make the look and feel a little more consistent.
Merged 'Bundles' into 'Inventory' heading, added partial view.

When talking about inventory, you might mean a machine or an applciation. It made sense to combine these two under one tab.

Also added the machine_button_group.php partial view to help make the look and feel a little more consistent.