Change map layers @opengeoweb

Description

Remove

1. OpenStreetMap_NL
2. arcGisCanvas

Add:

1. Norges_grunnkart from https://openwms.statkart.no/skwms1/wms.norges_grunnkart?request=GetCapabilities&service=WMS
2. One of the open free versions of osm from here: https://wiki.openstreetmap.org/wiki/WMS#Public_WMS_Servers

BLOCKER

Make it possible to dynamically add services in tileSettings (@opengeoweb)

/cc @davidm16 @markushenriksen