Newtown officials are working on a budget for the coming fiscal year.  First Selectman Dan Rosenthal has released a nearly 300-page proposal.  The tax and spending plan would increase spending by 2.9 percent to about $42 million. Three Board of Selectmen meetings about the budget proposal have been scheduled this week and next.  The Newtown Board of Education budget proposal will also be discussed during public hearings.  A budget vote is set for April 23rd.