Add Qwant Maps

[RedAuburn]

Qwant Maps is a really nice OSM-based map, it should be linked to: https://www.qwant.com/maps/

[Bibi56]

Just do it yourself: see https://wiki.openstreetmap.org/wiki/Talk:OSM_Smart_Menu#Worldwide. Simply add the entry Qwant with the value https://www.qwant.com/maps/#{zoom}/{latitude}/{longitude}