added a comment on future availablity of cross-spectrum function in scipy
added a comment on future availablity of cross-spectrum function in scipy

espenhgn/elephant,JuliaSprenger/elephant,espenhgn/elephant,ccluri/elephant,alperyeg/elephant,alperyeg/elephant,dholstein/elephant,NeuralEnsemble/elephant,neuroelectro/elephant,btel/elephant,mdenker/elephant,INM-6/elephant,NeuralEnsemble/elephant,mdenker/elephant,dholstein/elephant,neuroelectro/elephant,etorre/elephant,mdenker/elephant,etorre/elephant,NeuralEnsemble/elephant,Junji110/elephant,pietroquaglio/elephant,carloscanova/elephant,pietroquaglio/elephant,INM-6/elephant,ccluri/elephant,carloscanova/elephant,INM-6/elephant,apdavison/elephant,btel/elephant,Junji110/elephant,apdavison/elephant