As the Legislature explores ways to slow the rapid rise in education spending by consolidating services, at least two school supervisory unions in the Northeast Kingdom are considering a merger. But opinions differ about whether such marriages can actually save money while maintaining local control and quality programs. Voters at Manchester’s town meeting have approved spending almost two hundred thousand dollars to help run a new library that’s set to open later this year. Vermont Health Connect, the state’s online health insurance exchange got an upgrade over the weekend.