Reviewed some unverified one-ways

Fix roundabout road type at Beaver St. in Waltham, MA

Fix a crazy zorro-ing on Common St. & Dunbarton in Belmont

Fix exits off James Shea Circle

Add traffic light at ridiculous Kelley Circle

Clean up Essex, Lincoln Ave, Jackson St Circles

Clean up I-93 Circle

Clean up Salem St. / I-93 Circle

Fix up crazy Sullivan Square Cricle

Fix up Kosciuszko Circle in South Boston

Fix up Pacuska Circle in South Boston

Add oneway=yes to roundabout

Fix up segments on Seaport roundabout

Cleaned up Horace James Circle.

Fix ways entering/exiting Medford Street / Mystic Valley Parkway circle

Fix rotary so segments go through roundabout segments. And tried to make it more circular (unsuccessfully)

Fix rotary so segments go through roundabout segments.

Fix rotary so segments go through roundabout segments.

Fix rotary so segments go through roundabout segments.

Fix a way in Murray Circle to go through roundabout segments.