message: move RasterCreationOption to raste/mod.rs
diff: @@ -8,5 +8,11 @@ pub use rasterband::{Buffer, ByteBuffer, ColorInterpretation, RasterBand};
  pub use types::{GDALDataType, GdalType};
  pub use warp::reproject;
  +#[derive(Debug)]
  +pub struct RasterCreationOption<'a> {
  + pub key: &'a str,
  + pub value: &'a str,
  +}
  +
  #[cfg(test)]
  mod tests;
  