BUG: special: fix negative order jacobi polynomials
BUG: special: fix negative order jacobi polynomials

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