Fixes#4403.
GDAL 2.0.0 was released in March 2018 (more than five years ago).
Almost all Linux distributions (apart from few long-term support versions)
should come with at least GDAL >= 2.0.
format all files
Revert "format all files"
This reverts commit 95d5812e49e7f916b68e786596f5a8eb5bcac414.
Revert "format some files"
This reverts commit ed3c8762d4d828b2b28e7b18809fc33f4f8ccaf5.
format all files
fix formatting in dir include
fix formatting of debug macro
- aligned the plugins to using the new methods with severity
- implemented per object severity, with fallback to global (with global functions to set them programmatically)
- initial check in of logger python bindings (todo)
