DOC: stats: differential_entropy: add example that compares methods
DOC: stats: differential_entropy: add example that compares methods

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