A Fannie Mae shareholder wants the GSE to pony up a hefty $100 million a year to rebuild schools in the District of Columbia in lieu of paying local taxes. John Capozzi, a technical writer who lives in DC, said he has submitted a resolution to be introduced at May’s annual Fannie shareholder meeting. He called the GSE “a freeloader that has been very good in spending some $600 million a year buying off