Housekeeping: updating docs and contributors list

Docs/Layers/climbing_opportunity.md

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+ climbing_opportunity 
+======================
+
+
+
+<img src='https://mapcomplete.osm.be/./assets/themes/climbing/climbing_unknown.svg' height="100px"> 
+
+Fallback layer with items on which climbing _might_ be possible. It is loaded when zoomed in a lot, to prevent duplicate items to be added
+
+
+
+
+
+
+  - This layer is shown at zoomlevel **19** and higher
+
+
+
+
+#### Themes using this layer 
+
+
+
+
+
+  - [climbing](https://mapcomplete.osm.be/climbing)
+  - [personal](https://mapcomplete.osm.be/personal)
+
+
+
+
+ Basic tags for this layer 
+---------------------------
+
+
+
+Elements must have the all of following tags to be shown on this layer:
+
+
+
+  - <a href='https://wiki.openstreetmap.org/wiki/Key:leisure' target='_blank'>leisure</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:leisure%3Dsports_centre' target='_blank'>sports_centre</a>|<a href='https://wiki.openstreetmap.org/wiki/Key:barrier' target='_blank'>barrier</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:barrier%3Dwall' target='_blank'>wall</a>|<a href='https://wiki.openstreetmap.org/wiki/Key:barrier' target='_blank'>barrier</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:barrier%3Dretaining_wall' target='_blank'>retaining_wall</a>|<a href='https://wiki.openstreetmap.org/wiki/Key:natural' target='_blank'>natural</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:natural%3Dcliff' target='_blank'>cliff</a>|<a href='https://wiki.openstreetmap.org/wiki/Key:natural' target='_blank'>natural</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:natural%3Drock' target='_blank'>rock</a>|<a href='https://wiki.openstreetmap.org/wiki/Key:natural' target='_blank'>natural</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:natural%3Dstone' target='_blank'>stone</a>
+  - 
+
+
+[Execute on overpass](http://overpass-turbo.eu/?Q=%5Bout%3Ajson%5D%5Btimeout%3A90%5D%3B(%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22barrier%22%3D%22wall%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22barrier%22%3D%22retaining_wall%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22leisure%22%3D%22sports_centre%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22natural%22%3D%22cliff%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22natural%22%3D%22rock%22%5D(%7B%7Bbbox%7D%7D)%3B%0A%20%20%20%20nwr%5B!%22climbing%22%5D%5B%22natural%22%3D%22stone%22%5D(%7B%7Bbbox%7D%7D)%3B%0A)%3Bout%20body%3B%3E%3Bout%20skel%20qt%3B)
+
+
+
+ Supported attributes 
+----------------------
+
+
+
+
+
+### climbing-opportunity-name 
+
+
+
+This tagrendering has no question and is thus read-only
+
+
+
+Only visible if `name~^..*$` is shown
+
+
+
+### climbing-possible 
+
+
+
+The question is  Is climbing possible here?
+
+
+
+
+
+  - Climbing is possible here corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:sport' target='_blank'>sport</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:sport%3Dclimbing' target='_blank'>climbing</a>
+  - Climbing is not possible here corresponds with <a href='https://wiki.openstreetmap.org/wiki/Key:climbing' target='_blank'>climbing</a>=<a href='https://wiki.openstreetmap.org/wiki/Tag:climbing%3Dno' target='_blank'>no</a>
+  - Climbing is not possible here corresponds with sport!~^climbing$
+  - This option cannot be chosen as answer
+ 
+
+This document is autogenerated from [assets/layers/climbing_opportunity/climbing_opportunity.json](https://github.com/pietervdvn/MapComplete/blob/develop/assets/layers/climbing_opportunity/climbing_opportunity.json)