Update link to PDOK viewer and forum

Links on NLmaps website are updated

Accessibility release

Merge pull request #120 from geo-frontend/accessibility-settings

Group form elements and auto-expand ol attribution

WMTS rest urls with versioning

add new PDOK WMTS rest urls for BRT and luchtfoto

2.8.0: Publish

 - nlmaps-geolocator@2.8.0
 - nlmaps-googlemaps@2.8.0
 - nlmaps-leaflet@2.8.0
 - nlmaps-openlayers@2.8.0
 - nlmaps@2.8.0

v2.2.1

Security fix

• update openlayers to fix dependency vulnerability in package marked.

v2.2.0

New version of NL Maps library including:

• geocoder and geocoder control (address search bar) -- uses the PDOK LocatieServer
• ability to add a marker to the map
• ability to add overlay WM(T)S layers
• code cleanup, improved developer documentation and workflow
• the wizard now uses the nlmaps library

v2.1.0

Merge remote-tracking branch 'hpfast/master'

nlmaps@2.0.0

nlmaps@2.0.0