Add indication if a mapping cannot be chosen by a contributor

Docs/Layers/surveillance_camera.md

@@ -77,10 +77,10 @@ Elements must have the all of following tags to be shown on this layer:
 attribute | type | values which are supported by this layer
 ----------- | ------ | ------------------------------------------
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/camera:type#values) [camera:type](https://wiki.openstreetmap.org/wiki/Key:camera:type) | Multiple choice | [fixed](https://wiki.openstreetmap.org/wiki/Tag:camera:type%3Dfixed) [dome](https://wiki.openstreetmap.org/wiki/Tag:camera:type%3Ddome) [panning](https://wiki.openstreetmap.org/wiki/Tag:camera:type%3Dpanning)
-[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/camera:direction#values) [camera:direction](https://wiki.openstreetmap.org/wiki/Key:camera:direction) | [direction](../SpecialInputElements.md#direction) | [](https://wiki.openstreetmap.org/wiki/Tag:camera:direction%3D)
+[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/camera:direction#values) [camera:direction](https://wiki.openstreetmap.org/wiki/Key:camera:direction) | [direction](../SpecialInputElements.md#direction) | 
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/operator#values) [operator](https://wiki.openstreetmap.org/wiki/Key:operator) | [string](../SpecialInputElements.md#string) | 
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/surveillance#values) [surveillance](https://wiki.openstreetmap.org/wiki/Key:surveillance) | Multiple choice | [public](https://wiki.openstreetmap.org/wiki/Tag:surveillance%3Dpublic) [outdoor](https://wiki.openstreetmap.org/wiki/Tag:surveillance%3Doutdoor) [indoor](https://wiki.openstreetmap.org/wiki/Tag:surveillance%3Dindoor)
-[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/indoor#values) [indoor](https://wiki.openstreetmap.org/wiki/Key:indoor) | Multiple choice | [yes](https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dyes) [no](https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dno) [](https://wiki.openstreetmap.org/wiki/Tag:indoor%3D)
+[<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/indoor#values) [indoor](https://wiki.openstreetmap.org/wiki/Key:indoor) | Multiple choice | [yes](https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dyes) [no](https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dno)
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/level#values) [level](https://wiki.openstreetmap.org/wiki/Key:level) | [nat](../SpecialInputElements.md#nat) | 
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/surveillance:zone#values) [surveillance:zone](https://wiki.openstreetmap.org/wiki/Key:surveillance:zone) | [string](../SpecialInputElements.md#string) | [parking](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dparking) [traffic](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dtraffic) [entrance](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dentrance) [corridor](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dcorridor) [public_transport_platform](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dpublic_transport_platform) [shop](https://wiki.openstreetmap.org/wiki/Tag:surveillance:zone%3Dshop)
 [<img src='https://mapcomplete.osm.be/assets/svg/statistics.svg' height='18px'>](https://taginfo.openstreetmap.org/keys/camera:mount#values) [camera:mount](https://wiki.openstreetmap.org/wiki/Key:camera:mount) | [string](../SpecialInputElements.md#string) | [wall](https://wiki.openstreetmap.org/wiki/Tag:camera:mount%3Dwall) [pole](https://wiki.openstreetmap.org/wiki/Tag:camera:mount%3Dpole) [ceiling](https://wiki.openstreetmap.org/wiki/Tag:camera:mount%3Dceiling)
@@ -126,7 +126,7 @@ This is rendered with `Films to a compass heading of {camera:direction}`
 
 
 
-  - **Films to a compass heading of {direction}** corresponds with direction~^..*$
+  - **Films to a compass heading of {direction}** corresponds with direction~^..*$_This option cannot be chosen as answer_
 
 
 
@@ -171,7 +171,7 @@ The question is **Is the public space surveilled by this camera an indoor or out
 
   - **This camera is located indoors** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:indoor' target='_blank'>indoor</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dyes' target='_blank'>yes</a>
   - **This camera is located outdoors** corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:indoor' target='_blank'>indoor</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:indoor%3Dno' target='_blank'>no</a>
-  - **This camera is probably located outdoors** corresponds with 
+  - **This camera is probably located outdoors** corresponds with _This option cannot be chosen as answer_