WFAN’s Evan Roberts has a meltdown after Nets’ James Harden trade

In the wake of the blockbuster trade that sent James Harden to Brooklyn — and an endless array of draft picks and a pair of young players to Houston — one of the Nets’ most outspoken (and only) fans was not impressed. “My first reaction is shock, awe and I’m pissed off,” WFAN host Evan…