BUG: fix argcheck of stat.hypergeom
BUG: fix argcheck of stat.hypergeom

Allow for zero total type I objects and zero objects drawn.
Fixes issue #2325

giorgiop/scipy,niknow/scipy,nonhermitian/scipy,ortylp/scipy,arokem/scipy,pbrod/scipy,petebachant/scipy,surhudm/scipy,giorgiop/scipy,ChanderG/scipy,giorgiop/scipy,haudren/scipy,sriki18/scipy,sauliusl/scipy,gdooper/scipy,chatcannon/scipy,rgommers/scipy,arokem/scipy,lhilt/scipy,chatcannon/scipy,gef756/scipy,apbard/scipy,mikebenfield/scipy,aman-iitj/scipy,person142/scipy,chatcannon/scipy,felipebetancur/scipy,trankmichael/scipy,mortonjt/scipy,witcxc/scipy,mgaitan/scipy,piyush0609/scipy,e-q/scipy,jseabold/scipy,mhogg/scipy,kleskjr/scipy,andim/scipy,apbard/scipy,fernand/scipy,lukauskas/scipy,hainm/scipy,e-q/scipy,mikebenfield/scipy,mtrbean/scipy,raoulbq/scipy,giorgiop/scipy,matthewalbani/scipy,nmayorov/scipy,sonnyhu/scipy,pyramania/scipy,Eric89GXL/scipy,kleskjr/scipy,woodscn/scipy,mingwpy/scipy,pbrod/scipy,pbrod/scipy,rgommers/scipy,matthew-brett/scipy,efiring/scipy,cpaulik/scipy,endolith/scipy,andim/scipy,tylerjereddy/scipy,gertingold/scipy,larsmans/scipy,jamestwebber/scipy,Gillu13/scipy,vanpact/scipy,Dapid/scipy,nonhermitian/scipy,larsmans/scipy,Srisai85/scipy,trankmichael/scipy,ales-erjavec/scipy,kalvdans/scipy,scipy/scipy,woodscn/scipy,mingwpy/scipy,sonnyhu/scipy,jonycgn/scipy,piyush0609/scipy,gef756/scipy,ChanderG/scipy,piyush0609/scipy,newemailjdm/scipy,larsmans/scipy,matthewalbani/scipy,mortonjt/scipy,zxsted/scipy,niknow/scipy,aarchiba/scipy,felipebetancur/scipy,minhlongdo/scipy,matthewalbani/scipy,mingwpy/scipy,Shaswat27/scipy,futurulus/scipy,jakevdp/scipy,jakevdp/scipy,dch312/scipy,ilayn/scipy,Srisai85/scipy,ales-erjavec/scipy,newemailjdm/scipy,jonycgn/scipy,aman-iitj/scipy,cpaulik/scipy,hainm/scipy,andyfaff/scipy,person142/scipy,Newman101/scipy,richardotis/scipy,futurulus/scipy,kalvdans/scipy,aarchiba/scipy,behzadnouri/scipy,petebachant/scipy,kleskjr/scipy,anielsen001/scipy,fredrikw/scipy,anielsen001/scipy,matthew-brett/scipy,pyramania/scipy,ales-erjavec/scipy,fredrikw/scipy,pnedunuri/scipy,FRidh/scipy,Eric89GXL/scipy,josephcslater/scipy,trankmichael/scipy,ChanderG/scipy,raoulbq/scipy,woodscn/scipy,minhlongdo/scipy,rgommers/scipy,argriffing/scipy,FRidh/scipy,vigna/scipy,andim/scipy,felipebetancur/scipy,argriffing/scipy,Stefan-Endres/scipy,nonhermitian/scipy,witcxc/scipy,Shaswat27/scipy,mortada/scipy,anntzer/scipy,jjhelmus/scipy,jonycgn/scipy,woodscn/scipy,vanpact/scipy,anielsen001/scipy,bkendzior/scipy,WarrenWeckesser/scipy,njwilson23/scipy,zerothi/scipy,fernand/scipy,mortonjt/scipy,gfyoung/scipy,grlee77/scipy,jonycgn/scipy,matthewalbani/scipy,niknow/scipy,fredrikw/scipy,pizzathief/scipy,mgaitan/scipy,vhaasteren/scipy,raoulbq/scipy,Eric89GXL/scipy,mtrbean/scipy,person142/scipy,surhudm/scipy,trankmichael/scipy,mdhaber/scipy,andim/scipy,matthew-brett/scipy,sonnyhu/scipy,fernand/scipy,scipy/scipy,Shaswat27/scipy,jamestwebber/scipy,gdooper/scipy,scipy/scipy,pnedunuri/scipy,gfyoung/scipy,josephcslater/scipy,efiring/scipy,bkendzior/scipy,njwilson23/scipy,mdhaber/scipy,person142/scipy,Newman101/scipy,sonnyhu/scipy,grlee77/scipy,sauliusl/scipy,aeklant/scipy,pnedunuri/scipy,Shaswat27/scipy,fredrikw/scipy,apbard/scipy,dominicelse/scipy,ortylp/scipy,mortada/scipy,futurulus/scipy,zerothi/scipy,gef756/scipy,jseabold/scipy,nvoron23/scipy,pschella/scipy,behzadnouri/scipy,gdooper/scipy,larsmans/scipy,mortada/scipy,zerothi/scipy,zaxliu/scipy,aman-iitj/scipy,Eric89GXL/scipy,dominicelse/scipy,FRidh/scipy,jseabold/scipy,nmayorov/scipy,sriki18/scipy,mhogg/scipy,jakevdp/scipy,sonnyhu/scipy,mikebenfield/scipy,njwilson23/scipy,piyush0609/scipy,lukauskas/scipy,woodscn/scipy,jor-/scipy,aman-iitj/scipy,lukauskas/scipy,mhogg/scipy,sauliusl/scipy,Stefan-Endres/scipy,Kamp9/scipy,nonhermitian/scipy,hainm/scipy,jor-/scipy,josephcslater/scipy,andyfaff/scipy,gef756/scipy,Srisai85/scipy,raoulbq/scipy,WarrenWeckesser/scipy,Dapid/scipy,mgaitan/scipy,sriki18/scipy,efiring/scipy,cpaulik/scipy,andyfaff/scipy,newemailjdm/scipy,rmcgibbo/scipy,WillieMaddox/scipy,rmcgibbo/scipy,raoulbq/scipy,aarchiba/scipy,aeklant/scipy,lhilt/scipy,jamestwebber/scipy,haudren/scipy,befelix/scipy,njwilson23/scipy,fredrikw/scipy,scipy/scipy,petebachant/scipy,haudren/scipy,nvoron23/scipy,e-q/scipy,zerothi/scipy,sonnyhu/scipy,jonycgn/scipy,nonhermitian/scipy,Kamp9/scipy,ortylp/scipy,anntzer/scipy,argriffing/scipy,rmcgibbo/scipy,andyfaff/scipy,cpaulik/scipy,nmayorov/scipy,Stefan-Endres/scipy,surhudm/scipy,Gillu13/scipy,Kamp9/scipy,pizzathief/scipy,perimosocordiae/scipy,FRidh/scipy,mingwpy/scipy,Kamp9/scipy,perimosocordiae/scipy,dch312/scipy,scipy/scipy,petebachant/scipy,haudren/scipy,ndchorley/scipy,gertingold/scipy,WillieMaddox/scipy,gfyoung/scipy,kleskjr/scipy,ortylp/scipy,grlee77/scipy,ndchorley/scipy,ilayn/scipy,lukauskas/scipy,vanpact/scipy,tylerjereddy/scipy,aeklant/scipy,tylerjereddy/scipy,rmcgibbo/scipy,perimosocordiae/scipy,endolith/scipy,e-q/scipy,ndchorley/scipy,andyfaff/scipy,josephcslater/scipy,ChanderG/scipy,ndchorley/scipy,minhlongdo/scipy,Eric89GXL/scipy,ilayn/scipy,gfyoung/scipy,zxsted/scipy,anntzer/scipy,zaxliu/scipy,ilayn/scipy,futurulus/scipy,Stefan-Endres/scipy,trankmichael/scipy,Dapid/scipy,vigna/scipy,pschella/scipy,Newman101/scipy,fernand/scipy,vhaasteren/scipy,Shaswat27/scipy,pyramania/scipy,niknow/scipy,mdhaber/scipy,maniteja123/scipy,mtrbean/scipy,woodscn/scipy,newemailjdm/scipy,mingwpy/scipy,pschella/scipy,mgaitan/scipy,surhudm/scipy,hainm/scipy,piyush0609/scipy,vberaudi/scipy,mgaitan/scipy,behzadnouri/scipy,sriki18/scipy,njwilson23/scipy,mdhaber/scipy,felipebetancur/scipy,mortonjt/scipy,Srisai85/scipy,befelix/scipy,jor-/scipy,endolith/scipy,chatcannon/scipy,vigna/scipy,behzadnouri/scipy,anntzer/scipy,aeklant/scipy,grlee77/scipy,matthewalbani/scipy,mdhaber/scipy,perimosocordiae/scipy,pbrod/scipy,Kamp9/scipy,nmayorov/scipy,pbrod/scipy,richardotis/scipy,witcxc/scipy,futurulus/scipy,WillieMaddox/scipy,tylerjereddy/scipy,vhaasteren/scipy,Stefan-Endres/scipy,felipebetancur/scipy,Kamp9/scipy,jamestwebber/scipy,rmcgibbo/scipy,pschella/scipy,gef756/scipy,ChanderG/scipy,cpaulik/scipy,FRidh/scipy,pnedunuri/scipy,josephcslater/scipy,newemailjdm/scipy,newemailjdm/scipy,befelix/scipy,maniteja123/scipy,andim/scipy,kleskjr/scipy,haudren/scipy,behzadnouri/scipy,kalvdans/scipy,ChanderG/scipy,ales-erjavec/scipy,njwilson23/scipy,larsmans/scipy,mtrbean/scipy,pyramania/scipy,ilayn/scipy,mortada/scipy,vberaudi/scipy,zaxliu/scipy,mikebenfield/scipy,Gillu13/scipy,andyfaff/scipy,vberaudi/scipy,ales-erjavec/scipy,jjhelmus/scipy,gertingold/scipy,zxsted/scipy,jseabold/scipy,pschella/scipy,argriffing/scipy,jseabold/scipy,gdooper/scipy,chatcannon/scipy,mgaitan/scipy,mikebenfield/scipy,jakevdp/scipy,witcxc/scipy,dch312/scipy,befelix/scipy,bkendzior/scipy,pnedunuri/scipy,minhlongdo/scipy,Gillu13/scipy,WarrenWeckesser/scipy,argriffing/scipy,pizzathief/scipy,futurulus/scipy,bkendzior/scipy,vhaasteren/scipy,richardotis/scipy,mhogg/scipy,zaxliu/scipy,ortylp/scipy,Newman101/scipy,vanpact/scipy,matthew-brett/scipy,aman-iitj/scipy,dominicelse/scipy,mingwpy/scipy,trankmichael/scipy,minhlongdo/scipy,richardotis/scipy,kalvdans/scipy,bkendzior/scipy,cpaulik/scipy,pizzathief/scipy,lukauskas/scipy,WillieMaddox/scipy,nvoron23/scipy,lhilt/scipy,fernand/scipy,aarchiba/scipy,pizzathief/scipy,nvoron23/scipy,Dapid/scipy,Dapid/scipy,rmcgibbo/scipy,anielsen001/scipy,sriki18/scipy,vberaudi/scipy,efiring/scipy,zerothi/scipy,anntzer/scipy,Srisai85/scipy,apbard/scipy,andim/scipy,jor-/scipy,maniteja123/scipy,maniteja123/scipy,felipebetancur/scipy,anielsen001/scipy,sauliusl/scipy,hainm/scipy,aarchiba/scipy,mortonjt/scipy,WillieMaddox/scipy,chatcannon/scipy,Gillu13/scipy,dch312/scipy,minhlongdo/scipy,anntzer/scipy,nvoron23/scipy,zaxliu/scipy,fernand/scipy,anielsen001/scipy,hainm/scipy,mhogg/scipy,Newman101/scipy,arokem/scipy,endolith/scipy,zxsted/scipy,lhilt/scipy,rgommers/scipy,witcxc/scipy,richardotis/scipy,kleskjr/scipy,gdooper/scipy,jseabold/scipy,WillieMaddox/scipy,gertingold/scipy,pbrod/scipy,arokem/scipy,nvoron23/scipy,ilayn/scipy,zaxliu/scipy,perimosocordiae/scipy,nmayorov/scipy,Dapid/scipy,jjhelmus/scipy,arokem/scipy,mortonjt/scipy,behzadnouri/scipy,zxsted/scipy,argriffing/scipy,befelix/scipy,FRidh/scipy,vberaudi/scipy,sriki18/scipy,Shaswat27/scipy,tylerjereddy/scipy,niknow/scipy,apbard/scipy,sauliusl/scipy,aman-iitj/scipy,mortada/scipy,maniteja123/scipy,WarrenWeckesser/scipy,pnedunuri/scipy,dominicelse/scipy,fredrikw/scipy,richardotis/scipy,Newman101/scipy,ortylp/scipy,surhudm/scipy,Srisai85/scipy,matthew-brett/scipy,rgommers/scipy,zerothi/scipy,raoulbq/scipy,mdhaber/scipy,mtrbean/scipy,jjhelmus/scipy,gertingold/scipy,e-q/scipy,petebachant/scipy,kalvdans/scipy,vhaasteren/scipy,petebachant/scipy,grlee77/scipy,dch312/scipy,efiring/scipy,pyramania/scipy,vigna/scipy,surhudm/scipy,haudren/scipy,ndchorley/scipy,zxsted/scipy,jakevdp/scipy,mhogg/scipy,larsmans/scipy,ndchorley/scipy,gfyoung/scipy,niknow/scipy,jjhelmus/scipy,maniteja123/scipy,lukauskas/scipy,vanpact/scipy,scipy/scipy,endolith/scipy,dominicelse/scipy,Gillu13/scipy,mtrbean/scipy,vigna/scipy,vberaudi/scipy,efiring/scipy,aeklant/scipy,person142/scipy,mortada/scipy,giorgiop/scipy,ales-erjavec/scipy,sauliusl/scipy,lhilt/scipy,vhaasteren/scipy,Stefan-Endres/scipy,piyush0609/scipy,WarrenWeckesser/scipy,vanpact/scipy,jamestwebber/scipy,giorgiop/scipy,jor-/scipy,Eric89GXL/scipy,jonycgn/scipy,perimosocordiae/scipy,endolith/scipy,gef756/scipy,WarrenWeckesser/scipy