message: added note to CHANGES.md
diff: - Make `gdal::rasters::OptimizeMode` public
  - <https://github.com/georust/gdal/pull/224>
  +- Added `rename` and `delete` to `gdal::Driver`
  + - <https://github.com/georust/gdal/pull/226>
  +
  ## 0.8 - 0.10
  - Update types to fix build on ppc64le.
  