PROVIDENCE, R.I. — Gov. Gina Raimondo counts on Rhode Islanders paying sales tax when they shop online to finance a series of big initiatives, including tuition-free years at state colleges, in a $9.25-billion state budget proposed Thursday.The tax and spending plan for the fiscal year starting July 1 would raise total expenditures by $309 million, or 3.5 percent, over the budget passed by lawmakers for this year.Online giant Amazon has told state officials it [...]