Appropriating money to the commissioner of transportation and authorizing the issuance of state bonds to acquire right-of-way for and to design, construct and equip commuter rail infrastructure in the Northstar corridor, requiring a full funding grant agreement with the federal transit administration for a certain percentage of the total project costs; appropriating money from the general fund to the commissioner to acquire, design, construct and equip Northstar corridor commuter rail service, requiring use of the appropriation to match federal funds for the project (mk)