DOC: stats: partial discrete distribution doc cleanup
DOC: stats: partial discrete distribution doc cleanup

ilayn/scipy,mdhaber/scipy,perimosocordiae/scipy,matthew-brett/scipy,ilayn/scipy,endolith/scipy,endolith/scipy,tylerjereddy/scipy,andyfaff/scipy,WarrenWeckesser/scipy,rgommers/scipy,matthew-brett/scipy,scipy/scipy,e-q/scipy,ilayn/scipy,andyfaff/scipy,andyfaff/scipy,mdhaber/scipy,anntzer/scipy,grlee77/scipy,e-q/scipy,vigna/scipy,scipy/scipy,matthew-brett/scipy,zerothi/scipy,vigna/scipy,endolith/scipy,scipy/scipy,rgommers/scipy,WarrenWeckesser/scipy,grlee77/scipy,WarrenWeckesser/scipy,tylerjereddy/scipy,e-q/scipy,anntzer/scipy,Eric89GXL/scipy,grlee77/scipy,matthew-brett/scipy,mdhaber/scipy,rgommers/scipy,Eric89GXL/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,Eric89GXL/scipy,tylerjereddy/scipy,ilayn/scipy,anntzer/scipy,e-q/scipy,tylerjereddy/scipy,zerothi/scipy,endolith/scipy,scipy/scipy,vigna/scipy,Stefan-Endres/scipy,perimosocordiae/scipy,scipy/scipy,Eric89GXL/scipy,Stefan-Endres/scipy,mdhaber/scipy,vigna/scipy,zerothi/scipy,mdhaber/scipy,zerothi/scipy,perimosocordiae/scipy,rgommers/scipy,zerothi/scipy,tylerjereddy/scipy,anntzer/scipy,grlee77/scipy,perimosocordiae/scipy,andyfaff/scipy,vigna/scipy,matthew-brett/scipy,perimosocordiae/scipy,scipy/scipy,anntzer/scipy,Stefan-Endres/scipy,e-q/scipy,rgommers/scipy,ilayn/scipy,Eric89GXL/scipy,endolith/scipy,anntzer/scipy,endolith/scipy,andyfaff/scipy,andyfaff/scipy,zerothi/scipy,mdhaber/scipy,grlee77/scipy,perimosocordiae/scipy,Eric89GXL/scipy,WarrenWeckesser/scipy,WarrenWeckesser/scipy,ilayn/scipy,Stefan-Endres/scipy,Stefan-Endres/scipy