The inaugural cohort of first-year students entering the newly merged UIC John Marshall Law School will start classes today, following three days of orientation last week.It’s a day in the making after roughly three years of negotiations and planning to establish the first and only public law school in Chicago.“We understand that there are a lot of people watching,” said UIC John Marshall Student Bar Association President Masayoshi Haynie. “This is an important move that we’ve all been looking …