Revert "Revert "Revert "BUG: scipy.sparse.base.__mul__ returns NotImplemented for objects which numpy can't handle as array."""
Revert "Revert "Revert "BUG: scipy.sparse.base.__mul__ returns NotImplemented for objects which numpy can't handle as array."""

This reverts commit 9e68a9210f926e6628b6e0dc18a4236270be3837.

apbard/scipy,gfyoung/scipy,jjhelmus/scipy,WarrenWeckesser/scipy,scipy/scipy,anntzer/scipy,jamestwebber/scipy,bkendzior/scipy,lhilt/scipy,nmayorov/scipy,pyramania/scipy,Eric89GXL/scipy,nonhermitian/scipy,andyfaff/scipy,scipy/scipy,endolith/scipy,mikebenfield/scipy,pbrod/scipy,lhilt/scipy,dominicelse/scipy,aarchiba/scipy,Stefan-Endres/scipy,zerothi/scipy,aarchiba/scipy,gdooper/scipy,mdhaber/scipy,WarrenWeckesser/scipy,jakevdp/scipy,jamestwebber/scipy,e-q/scipy,arokem/scipy,mdhaber/scipy,ilayn/scipy,lhilt/scipy,nmayorov/scipy,aarchiba/scipy,jamestwebber/scipy,aeklant/scipy,pschella/scipy,nonhermitian/scipy,pizzathief/scipy,nonhermitian/scipy,matthew-brett/scipy,Eric89GXL/scipy,WarrenWeckesser/scipy,anntzer/scipy,perimosocordiae/scipy,Stefan-Endres/scipy,kalvdans/scipy,bkendzior/scipy,jor-/scipy,endolith/scipy,matthewalbani/scipy,endolith/scipy,nmayorov/scipy,bkendzior/scipy,pschella/scipy,josephcslater/scipy,rgommers/scipy,anntzer/scipy,jakevdp/scipy,vigna/scipy,jjhelmus/scipy,vigna/scipy,ilayn/scipy,ilayn/scipy,zerothi/scipy,arokem/scipy,apbard/scipy,perimosocordiae/scipy,matthewalbani/scipy,befelix/scipy,anntzer/scipy,WarrenWeckesser/scipy,dominicelse/scipy,josephcslater/scipy,befelix/scipy,endolith/scipy,pizzathief/scipy,mdhaber/scipy,maniteja123/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,andyfaff/scipy,rgommers/scipy,mikebenfield/scipy,pizzathief/scipy,aeklant/scipy,ilayn/scipy,Eric89GXL/scipy,maniteja123/scipy,person142/scipy,pbrod/scipy,nmayorov/scipy,tylerjereddy/scipy,apbard/scipy,gertingold/scipy,matthew-brett/scipy,matthew-brett/scipy,person142/scipy,perimosocordiae/scipy,rgommers/scipy,nmayorov/scipy,befelix/scipy,e-q/scipy,person142/scipy,matthew-brett/scipy,endolith/scipy,aeklant/scipy,perimosocordiae/scipy,scipy/scipy,grlee77/scipy,gertingold/scipy,gdooper/scipy,bkendzior/scipy,jjhelmus/scipy,tylerjereddy/scipy,pbrod/scipy,befelix/scipy,matthewalbani/scipy,jor-/scipy,nonhermitian/scipy,maniteja123/scipy,matthewalbani/scipy,zerothi/scipy,pbrod/scipy,grlee77/scipy,Stefan-Endres/scipy,jamestwebber/scipy,e-q/scipy,kalvdans/scipy,zerothi/scipy,nonhermitian/scipy,jor-/scipy,scipy/scipy,grlee77/scipy,andyfaff/scipy,Eric89GXL/scipy,person142/scipy,perimosocordiae/scipy,gfyoung/scipy,gfyoung/scipy,jakevdp/scipy,gdooper/scipy,matthew-brett/scipy,grlee77/scipy,pbrod/scipy,jakevdp/scipy,Stefan-Endres/scipy,anntzer/scipy,pschella/scipy,gfyoung/scipy,aeklant/scipy,josephcslater/scipy,ilayn/scipy,aeklant/scipy,maniteja123/scipy,maniteja123/scipy,jor-/scipy,pyramania/scipy,rgommers/scipy,arokem/scipy,dominicelse/scipy,andyfaff/scipy,kalvdans/scipy,lhilt/scipy,jor-/scipy,befelix/scipy,dominicelse/scipy,andyfaff/scipy,bkendzior/scipy,WarrenWeckesser/scipy,mdhaber/scipy,josephcslater/scipy,mikebenfield/scipy,josephcslater/scipy,pschella/scipy,vigna/scipy,scipy/scipy,anntzer/scipy,Eric89GXL/scipy,kalvdans/scipy,aarchiba/scipy,perimosocordiae/scipy,andyfaff/scipy,pyramania/scipy,tylerjereddy/scipy,zerothi/scipy,jjhelmus/scipy,e-q/scipy,pizzathief/scipy,gdooper/scipy,apbard/scipy,Stefan-Endres/scipy,grlee77/scipy,pyramania/scipy,pschella/scipy,scipy/scipy,jamestwebber/scipy,dominicelse/scipy,e-q/scipy,mdhaber/scipy,gdooper/scipy,pyramania/scipy,arokem/scipy,gertingold/scipy,Eric89GXL/scipy,aarchiba/scipy,Stefan-Endres/scipy,arokem/scipy,kalvdans/scipy,jakevdp/scipy,mikebenfield/scipy,pbrod/scipy,pizzathief/scipy,rgommers/scipy,apbard/scipy,gertingold/scipy,gertingold/scipy,mdhaber/scipy,maniteja123/scipy,person142/scipy,ilayn/scipy,jjhelmus/scipy,endolith/scipy,matthewalbani/scipy,tylerjereddy/scipy,zerothi/scipy,lhilt/scipy,mikebenfield/scipy,vigna/scipy,gfyoung/scipy,vigna/scipy