By: Mark Glennon*   “Politicians, do your jobs.” “Compromise.” “Can’t we all get along?” In the endless repetition of calls like that, the underlying thought is that “passing a budget” means spending cuts now painfully felt will go away.   They won’t. They can’t. It doesn’t matter whether one or the other side caves completely or they split the difference — for a number of years, that is, until longer term solutions hopefully can pass and take hold.   As Comptroller Leslie Munger recently pointed out, if we tried to cover current operations from an income tax increase, the