Make demo camera Mode public
#[macro_use]
extern crate log;
-use crate::camera::{Camera, Mode};
+// Mode is used in Options, so has to be public
+pub use crate::camera::Mode;
+
+use crate::camera::Camera;
use crate::concurrent::DemoExecutor;
use crate::device::{GroundProgram, GroundVertexArray};
use crate::ui::{DemoUIModel, DemoUIPresenter, ScreenshotInfo, ScreenshotType, UIAction};
