JOHNSTON, R.I. — Citizens Bank’s new, 425,000-square foot, $285-million campus here means a lot of things to a lot of people: jobs coming to town, a 20-year property-tax deal, walking trails open for public use where a landfill used to sit, two years of construction work, a chance for politicians to wield scissors at a ribbon-cutting ceremony Tuesday.But to Anna Costa, a longtime Citizens employee who came to the event in a bedazzled green hat and green beads, [...]