Parking ticket vending machines in Alvalade

Revert changeset 136447222 due to incorrect tagging; per wiki, "The tag `leisure=swimming_pool` should *only be used for the water area* of the swimming pool"

Parking ticket vending machines in Prior Velho

Specify whether pedestrian crossings have islands

Specify whether there are crossings at intersections of paths and roads

Survey tactile paving on steps

Specify whether kerbs have tactile paving

Determine the heights of kerbs

Specify whether public transport stops have tactile paving

Specify path surfaces

Determine roads lane count

Specify road surfaces

Specify whether traffic signals have tactile indications that it's safe to cross

Specify whether traffic signals have a button for pedestrians

Specify whether traffic signals have sound signals

Specify whether crosswalks have tactile paving

Parking ticket vending machines in Olivais

Parking spaces in Parque das Nações

Improve Rua do Fogo de Santelmo and surroundings

Improve Rua do Fogo de Santelmo and surroundings