Adjustments here and there.

INSTRUCTIONS.md

README.md

SOURCES.md

preview/AWI_Basemap_Antarctic.png

preview/AWI_Basemap_Antarctic_bright.png

preview/AWI_Basemap_Antarctic_dark.png

preview/AWI_Basemap_Arctic.png

preview/AWI_Basemap_Arctic_bright.png

preview/AWI_Basemap_Arctic_dark.png

preview/AWI_Basemap_World.png

preview/AWI_Basemap_World_bright.png

preview/AWI_Basemap_World_dark.png

preview/PREVIEW.md

process/1_process_add.py

process/1_process_add_backup1.py

process/1_process_add_backup2.py

process/2_process_gimp.py

process/3_process_glims.py

process/4_process_gebco.py

process/5_create_shading_layers.py