Use 0 as default value of offests arg in diags.
Use 0 as default value of offests arg in diags.

Also update the documentation to mention that the offsets argument
accepts sole integers as arguments as well as sequences of integers.

Gillu13/scipy,pnedunuri/scipy,haudren/scipy,kleskjr/scipy,vigna/scipy,arokem/scipy,pschella/scipy,fredrikw/scipy,chatcannon/scipy,jjhelmus/scipy,chatcannon/scipy,aarchiba/scipy,jamestwebber/scipy,mingwpy/scipy,dominicelse/scipy,Stefan-Endres/scipy,aeklant/scipy,Shaswat27/scipy,gef756/scipy,mingwpy/scipy,jor-/scipy,perimosocordiae/scipy,kleskjr/scipy,Kamp9/scipy,newemailjdm/scipy,zerothi/scipy,mikebenfield/scipy,jakevdp/scipy,rgommers/scipy,jakevdp/scipy,tylerjereddy/scipy,endolith/scipy,andim/scipy,josephcslater/scipy,WarrenWeckesser/scipy,ilayn/scipy,anielsen001/scipy,kleskjr/scipy,maniteja123/scipy,maniteja123/scipy,surhudm/scipy,bkendzior/scipy,Gillu13/scipy,pbrod/scipy,maniteja123/scipy,anielsen001/scipy,gfyoung/scipy,surhudm/scipy,andyfaff/scipy,pnedunuri/scipy,jjhelmus/scipy,scipy/scipy,Eric89GXL/scipy,lhilt/scipy,lhilt/scipy,vigna/scipy,gef756/scipy,jjhelmus/scipy,person142/scipy,mikebenfield/scipy,bkendzior/scipy,argriffing/scipy,gdooper/scipy,futurulus/scipy,ilayn/scipy,matthewalbani/scipy,niknow/scipy,andim/scipy,arokem/scipy,Shaswat27/scipy,WarrenWeckesser/scipy,sriki18/scipy,anntzer/scipy,kalvdans/scipy,aarchiba/scipy,mdhaber/scipy,matthewalbani/scipy,fernand/scipy,felipebetancur/scipy,vanpact/scipy,pschella/scipy,fredrikw/scipy,jamestwebber/scipy,scipy/scipy,arokem/scipy,WillieMaddox/scipy,haudren/scipy,scipy/scipy,apbard/scipy,kleskjr/scipy,gfyoung/scipy,minhlongdo/scipy,felipebetancur/scipy,andim/scipy,rgommers/scipy,dominicelse/scipy,Gillu13/scipy,pnedunuri/scipy,jakevdp/scipy,jamestwebber/scipy,Gillu13/scipy,anielsen001/scipy,sriki18/scipy,futurulus/scipy,Shaswat27/scipy,surhudm/scipy,newemailjdm/scipy,haudren/scipy,pyramania/scipy,josephcslater/scipy,WarrenWeckesser/scipy,e-q/scipy,maniteja123/scipy,WarrenWeckesser/scipy,anntzer/scipy,haudren/scipy,ilayn/scipy,Gillu13/scipy,andim/scipy,pyramania/scipy,sriki18/scipy,Shaswat27/scipy,mingwpy/scipy,fernand/scipy,WillieMaddox/scipy,bkendzior/scipy,jor-/scipy,pyramania/scipy,rgommers/scipy,Stefan-Endres/scipy,gfyoung/scipy,pizzathief/scipy,woodscn/scipy,Stefan-Endres/scipy,haudren/scipy,pyramania/scipy,gef756/scipy,endolith/scipy,anielsen001/scipy,futurulus/scipy,zaxliu/scipy,lhilt/scipy,zerothi/scipy,mikebenfield/scipy,andim/scipy,Newman101/scipy,woodscn/scipy,behzadnouri/scipy,Kamp9/scipy,nonhermitian/scipy,vanpact/scipy,aeklant/scipy,fernand/scipy,bkendzior/scipy,zaxliu/scipy,perimosocordiae/scipy,e-q/scipy,larsmans/scipy,Newman101/scipy,fernand/scipy,futurulus/scipy,mdhaber/scipy,surhudm/scipy,kalvdans/scipy,minhlongdo/scipy,jamestwebber/scipy,larsmans/scipy,argriffing/scipy,gertingold/scipy,Eric89GXL/scipy,aeklant/scipy,befelix/scipy,Kamp9/scipy,vanpact/scipy,befelix/scipy,perimosocordiae/scipy,gertingold/scipy,apbard/scipy,nmayorov/scipy,argriffing/scipy,sriki18/scipy,befelix/scipy,larsmans/scipy,mikebenfield/scipy,person142/scipy,Stefan-Endres/scipy,kleskjr/scipy,gfyoung/scipy,mingwpy/scipy,endolith/scipy,mdhaber/scipy,lhilt/scipy,person142/scipy,scipy/scipy,tylerjereddy/scipy,pizzathief/scipy,chatcannon/scipy,arokem/scipy,Eric89GXL/scipy,jor-/scipy,futurulus/scipy,surhudm/scipy,dominicelse/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,mdhaber/scipy,felipebetancur/scipy,minhlongdo/scipy,pbrod/scipy,andyfaff/scipy,Newman101/scipy,ilayn/scipy,kleskjr/scipy,endolith/scipy,josephcslater/scipy,minhlongdo/scipy,e-q/scipy,njwilson23/scipy,WillieMaddox/scipy,larsmans/scipy,perimosocordiae/scipy,pnedunuri/scipy,fernand/scipy,WillieMaddox/scipy,Newman101/scipy,njwilson23/scipy,gertingold/scipy,gdooper/scipy,chatcannon/scipy,jor-/scipy,zaxliu/scipy,anntzer/scipy,aeklant/scipy,njwilson23/scipy,grlee77/scipy,mingwpy/scipy,perimosocordiae/scipy,jjhelmus/scipy,argriffing/scipy,nmayorov/scipy,zaxliu/scipy,chatcannon/scipy,nonhermitian/scipy,Shaswat27/scipy,woodscn/scipy,gef756/scipy,apbard/scipy,larsmans/scipy,minhlongdo/scipy,behzadnouri/scipy,minhlongdo/scipy,njwilson23/scipy,rgommers/scipy,grlee77/scipy,woodscn/scipy,grlee77/scipy,gef756/scipy,dominicelse/scipy,behzadnouri/scipy,nmayorov/scipy,haudren/scipy,WillieMaddox/scipy,fredrikw/scipy,aarchiba/scipy,anielsen001/scipy,tylerjereddy/scipy,matthew-brett/scipy,pbrod/scipy,endolith/scipy,woodscn/scipy,matthew-brett/scipy,gertingold/scipy,maniteja123/scipy,njwilson23/scipy,vanpact/scipy,matthewalbani/scipy,mingwpy/scipy,Kamp9/scipy,niknow/scipy,pbrod/scipy,argriffing/scipy,lhilt/scipy,befelix/scipy,zerothi/scipy,andyfaff/scipy,Gillu13/scipy,dominicelse/scipy,nmayorov/scipy,endolith/scipy,Shaswat27/scipy,felipebetancur/scipy,newemailjdm/scipy,kalvdans/scipy,vigna/scipy,matthew-brett/scipy,nonhermitian/scipy,sriki18/scipy,andim/scipy,apbard/scipy,aeklant/scipy,Kamp9/scipy,WillieMaddox/scipy,felipebetancur/scipy,Kamp9/scipy,gertingold/scipy,ilayn/scipy,newemailjdm/scipy,Eric89GXL/scipy,andyfaff/scipy,ilayn/scipy,Eric89GXL/scipy,njwilson23/scipy,grlee77/scipy,matthewalbani/scipy,chatcannon/scipy,nmayorov/scipy,gdooper/scipy,matthew-brett/scipy,anntzer/scipy,anielsen001/scipy,niknow/scipy,pbrod/scipy,nonhe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