Adjusted MBTA CR-Fairmount train route to be single direction (Readville -> South Station since that had the most existing relation members) and to contain all of the expected relation members for PTv2.

Add `gtfs:stop_id` tags to all stop areas, platforms, and stop positions on the MBTA Fairmount Line

Specify whether pedestrian crossings have islands

Specify parking types

Specify surfaces

Add operator=MBTA and network=MBTA for all of the NHRML and Wildcat Branch that the MBTA owns and operates.

Add operator=MBTA on trackage around the Wachusett Layover area that the MBTA build

Remove operator:passenger=MBTA on single crossover track that the MBTA is unlikely to make use of.

Add network=MBTA to tracks that the MBTA regularly runs Fitchburg Line trains on and operator=MBTA for tracks which they use in irregular operations.

Specify whether pedestrian crossings have islands

Specify whether parking requires a fee

Specify parking types

Specify surfaces

Specify parking types

Specify whether pedestrian crossings have islands

Specify surfaces

Add operator:passenger=MBTA and remove network=MBTA from NHRML trackage that the MBTA owns but does not regularly use for commuter rail, but is used for freight.

Fix network and operator tags on single Needham Branch bridge which was originally missed

Fix operator and network tags for small sections of the Needham Branch to properly indicate the MBTA operating it and where it's a part of the MBTA network.

Add network=MBTA and operator=MBTA to the Dorchester Branch tracks where the MBTA owns and operates them