openmaptiles/layers
Brian Sperlongano 7f23feab88
Add expressway tagging to the transportation layer (#1313)
Fixes #1148 

This PR adds expressway tagging to the `transportation` layer, by setting `expressway=1` for non-motorway roads tagged `expressway=yes`, and omitting the tag otherwise.  Additionally, I've added a few unit tests to verify that the expressway tagging is being imported and updated into the intermediate tables.

Here is an example of expressway tagging on US-1 in Rhode Island, USA:

![image](https://user-images.githubusercontent.com/3254090/143501278-db3671b2-2efa-4998-bffd-9ddfec63579b.png)
2021-11-26 07:55:20 +01:00
..
aerodrome_label
aeroway
boundary
building
housenumber
landcover
landuse
mountain_peak
park
place
poi
transportation
transportation_name
water
water_name
waterway