v1.0

• Add website http://naturalearthtiles.org/
• Add raster tiles
• Polished vector tiles with example style
• Remove WWF data

v0.11

• Add WWF data

v0.10

All basic layers implemented. Attributes not final yet.

v0.9

Implemented a basic schema just dumping the things that are in Natural Earth.
Still needs a lot of refinment.