Remove duplicate .explain function.
Remove duplicate .explain function.
octoblu/mongojs,lionvs/mongojs,saintedlama/mongojs,gordonmleigh/promised-mongo,Dcard/mongojs,Dcardcc/mongojs,beni55/mongojs,PaulinePro/mongojs,kapetan/mongojs,tapsboy/promised-mongo,mafintosh/mongojs,litixsoft/mongojs,JaKXz/promised-mongo,AMKohn/mongojs