frontend: editor: improve Profile selection and configuration

[ES-Alexander]

Overview

• elements in the top left of the layout modification interface header bar
  • includes a button/icon for toggling the alignment grid

Profile Selection

• selection dropdown shows available profiles
  • existing profiles can be duplicated
  • new profiles can be imported or created as blank
  • the set of profiles (for this user) can be reset

Profile Configuration

• changeable name, in the header bar
• configuration options in the left panel
  • includes the relevant vehicle type(s)
  • allows deleting the profile
  • allows exporting the profile
• overview of stored data (views, joystick configuration, custom Actions, DIY widgets, Custom Widgets, etc) in the right panel
  • may allow clicking on components to jump to their configuration interface