If New Jersey City University is going sell off pieces of its West Side campus, Jersey City Mayor Steve Fulop is demanding a say in it. Fulop told NJSpotlight Thursday that he isn’t “very excited” about the financially stressed NJCU’s decision to hire the commercial real estate firm CBRE to create a plan in selling its ground leases for two parcels of its $400 million “campus village,” known as University Place. The three-term mayor vowed those leases would not be sold “without Jersey City residents being a part of that.” “What we have said to them is we have been very generous to them as a ci…