About screen

[daniele-athome]

A screen showing:

• [x] aircraft picture
• [x] aircraft picture takes some time loading: show something while loading
• [x] aircraft callsign
• [x] aircraft parking location with link for maps to the place
• [x] pilot names and avatars
• [x] logout/disconnect button (for returning to the install aircraft screen; it might require a full provider integration with AppConfig)
• [x] version information and links
• [x] Cupertino version
• [x] i18n