simbreif integration

[jbud]

Adds simbreif import for airport, expected runway, and estimated takeoff weight

TODO:

• [x] Pull from simbreif API with hardcoded username
• • [x] Add username setting support
• • [x] Add username persistence
• [x] fetch airport ICAO code and inject into form
• [x] fetch expected runway and inject into form
• [x] fetch estimated TOW and inject into form
• [x] fetch weight unit and inject into form
• [x] fetch aircraft type and change airframe
• [x] add tooltips for PC users
• [x] fix any errors/bugs
• • [x] change events are not handled as of yet for runway and weight.
• • [x] weight initializes as 0
• • [x] fix fetch on initial load to prevent unwanted data
• • [x] more...?