Docs: fix multiline issues in docs

Docs/Themes/transit.md

@@ -8,17 +8,14 @@ The theme introduction reads:
 
 This theme contains the following layers:
 
-
  - [transit_stops](../Layers/transit_stops.md)
  - [transit_routes](../Layers/transit_routes.md)
  - [bike_parking](../Layers/bike_parking.md)
  - [parking](../Layers/parking.md)
  - [pt_shelter (defined in this theme)](#pt_shelter)
 
-
 Available languages:
 
-
  - en
  - de
  - fr
@@ -32,7 +29,6 @@ Available languages:
  - zh_Hant
  - pl
 
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 # Table of contents
 
   - [Bus routes ( transit )](#bus-routes-(-transit-))
@@ -49,20 +45,12 @@ Available languages:
 These layers can not be reused in different themes.
 # pt_shelter
 
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 This layer is based on [shelter](../Layers/shelter.md)
 
 Layer showing shelter structures
 
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  - This layer is shown at zoomlevel **18** and higher
 
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 No themes use this layer
 
 ## Basic tags for this layer
@@ -76,38 +64,26 @@ Elements must match **all** of the following expressions:
 
 ## Supported attributes
 
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 ### images
 This block shows the known images which are linked with the `image`-keys, but also via `mapillary` and `wikidata` and shows the button to upload new images
 _This tagrendering has no question and is thus read-only_
 *{image_carousel()}{image_upload()}*
 
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 ### leftover-questions
 
 _This tagrendering has no question and is thus read-only_
 *{questions( ,)}*
 
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 ### move-button
 
 _This tagrendering has no question and is thus read-only_
 *{move_button()}*
 
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 ### lod
 
 _This tagrendering has no question and is thus read-only_
 *{linked_data_from_website()}*
 
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 This tagrendering has labels 
 `added_by_default`