Find a geocoder which can search for POIs and addresses, also as a autocomplete.

• add all avail. services
• check which have friendly t&c
• implement

Options:

• Nominatim no autocomplete
• Maptiler no POIs nor address points (current)
• Pelias
• Photon
• Carmen
• https://github.com/CanalTP/mimirsbrunn (suggested by @Playzinho)