TALLAHASSEE (Reuters) - Florida's Republican governor on Thursday proposed a hefty $4 billion hike in state spending in a budget plan that includes a $1.2 billion increase in school aid, cuts in business taxes, and relies on fatter state sales-tax collections. Accompanied by teachers, business leaders and state employees, Gov. Rick Scott told reporters at the Capitol that his $74.2 billion spending plan for fiscal year 2013-14 illustrated economic recovery in Florida and tough budget decisions made by lawmakers over the last few years when revenues were faltering. ...