[MapProxy] Error initializing Proj on EPSG:28992

[Martijn Coenen]

> Yes, but MapProxy needs to know that your source uses this grid:
> 
> sources:
> Top10NLwmts:
>   type: tile
>   grid: geonovum_grid
>   url:
> http://geodata.nationaalgeoregister.nl/tiles/service/wmts/brtachtergrondka
> art/?LAYER=brtachtergrondkaart&SERVICE=WMTS&REQUEST=GetTile&VERSI
> ON=1.0.0&TILEMATRIXSET=EPSG%%3A28992&TILEMATRIX=EPSG%%3A28992
> %%3A%(z)s&TILEROW=%(y)s&TILECOL=%(x)s&FORMAT=image%%2Fpng

Something is happening here, thanks! Almost there, this is wat the result is:
http://mt-se.nl/xfiles/pdok-test2.jpg

I guess it's something I have to change on the grid or so.

Martijn