setup.py: readded working doctests
setup.py: readded working doctests

kaushik94/sympy,jbaayen/sympy,postvakje/sympy,cswiercz/sympy,kaichogami/sympy,Vishluck/sympy,jerli/sympy,AunShiLord/sympy,pernici/sympy,VaibhavAgarwalVA/sympy,moble/sympy,sahmed95/sympy,amitjamadagni/sympy,abhiii5459/sympy,ChristinaZografou/sympy,KevinGoodsell/sympy,dqnykamp/sympy,AkademieOlympia/sympy,Gadal/sympy,madan96/sympy,diofant/diofant,ahhda/sympy,grevutiu-gabriel/sympy,MechCoder/sympy,farhaanbukhsh/sympy,Curious72/sympy,debugger22/sympy,pbrady/sympy,Designist/sympy,oliverlee/sympy,sampadsaha5/sympy,abhiii5459/sympy,amitjamadagni/sympy,mafiya69/sympy,lidavidm/sympy,atsao72/sympy,grevutiu-gabriel/sympy,VaibhavAgarwalVA/sympy,kaushik94/sympy,Arafatk/sympy,Mitchkoens/sympy,MechCoder/sympy,MridulS/sympy,kumarkrishna/sympy,toolforger/sympy,skidzo/sympy,saurabhjn76/sympy,meghana1995/sympy,maniteja123/sympy,Curious72/sympy,AunShiLord/sympy,yukoba/sympy,wanglongqi/sympy,sahilshekhawat/sympy,shikil/sympy,iamutkarshtiwari/sympy,drufat/sympy,skidzo/sympy,Arafatk/sympy,hargup/sympy,debugger22/sympy,jamesblunt/sympy,sahilshekhawat/sympy,sahilshekhawat/sympy,wanglongqi/sympy,Gadal/sympy,atreyv/sympy,asm666/sympy,sahmed95/sympy,ahhda/sympy,shipci/sympy,toolforger/sympy,farhaanbukhsh/sympy,madan96/sympy,garvitr/sympy,aktech/sympy,shikil/sympy,iamutkarshtiwari/sympy,pandeyadarsh/sympy,hrashk/sympy,kmacinnis/sympy,vipulroxx/sympy,Arafatk/sympy,jaimahajan1997/sympy,hazelnusse/sympy-old,oliverlee/sympy,flacjacket/sympy,jaimahajan1997/sympy,toolforger/sympy,ahhda/sympy,Davidjohnwilson/sympy,kaushik94/sympy,cccfran/sympy,Curious72/sympy,moble/sympy,souravsingh/sympy,MridulS/sympy,hrashk/sympy,lidavidm/sympy,jamesblunt/sympy,beni55/sympy,farhaanbukhsh/sympy,yashsharan/sympy,cccfran/sympy,kevalds51/sympy,ryanGT/sympy,kumarkrishna/sympy,kaichogami/sympy,mattpap/sympy-polys,sunny94/temp,Davidjohnwilson/sympy,lindsayad/sympy,Gadal/sympy,sunny94/temp,Titan-C/sympy,kaichogami/sympy,VaibhavAgarwalVA/sympy,minrk/sympy,beni55/sympy,MridulS/sympy,Vishluck/sympy,AunShiLord/sympy,souravsingh/sympy,oliverlee/sympy,wyom/sympy,atsao72/sympy,abloomston/sympy,garvitr/sympy,yashsharan/sympy,bukzor/sympy,emon10005/sympy,rahuldan/sympy,souravsingh/sympy,pandeyadarsh/sympy,aktech/sympy,chaffra/sympy,mcdaniel67/sympy,maniteja123/sympy,jbbskinny/sympy,liangjiaxing/sympy,chaffra/sympy,shikil/sympy,Mitchkoens/sympy,sunny94/temp,Davidjohnwilson/sympy,Designist/sympy,lindsayad/sympy,Sumith1896/sympy,jbbskinny/sympy,yukoba/sympy,Sumith1896/sympy,mafiya69/sympy,sampadsaha5/sympy,abloomston/sympy,bukzor/sympy,ChristinaZografou/sympy,atreyv/sympy,shipci/sympy,drufat/sympy,kevalds51/sympy,sampadsaha5/sympy,maniteja123/sympy,MechCoder/sympy,debugger22/sympy,Designist/sympy,hargup/sympy,yashsharan/sympy,rahuldan/sympy,vipulroxx/sympy,beni55/sympy,Shaswat27/sympy,cccfran/sympy,pbrady/sympy,kevalds51/sympy,hazelnusse/sympy-old,meghana1995/sympy,mcdaniel67/sympy,asm666/sympy,dqnykamp/sympy,tovrstra/sympy,drufat/sympy,dqnykamp/sympy,srjoglekar246/sympy,ga7g08/sympy,iamutkarshtiwari/sympy,AkademieOlympia/sympy,Mitchkoens/sympy,kmacinnis/sympy,madan96/sympy,cswiercz/sympy,abhiii5459/sympy,meghana1995/sympy,Shaswat27/sympy,mcdaniel67/sympy,Titan-C/sympy,emon10005/sympy,minrk/sympy,vipulroxx/sympy,kumarkrishna/sympy,shipci/sympy,saurabhjn76/sympy,jamesblunt/sympy,pandeyadarsh/sympy,Vishluck/sympy,ga7g08/sympy,liangjiaxing/sympy,emon10005/sympy,atreyv/sympy,fperez/sympy,kmacinnis/sympy,postvakje/sympy,cswiercz/sympy,Sumith1896/sympy,grevutiu-gabriel/sympy,jerli/sympy,saurabhjn76/sympy,wanglongqi/sympy,AkademieOlympia/sympy,bukzor/sympy,jerli/sympy,skirpichev/omg,asm666/sympy,hrashk/sympy,mafiya69/sympy,wyom/sympy,rahuldan/sympy,liangjiaxing/sympy,ga7g08/sympy,Shaswat27/sympy,chaffra/sympy,lidavidm/sympy,aktech/sympy,postvakje/sympy,garvitr/sympy,wyom/sympy,skidzo/sympy,ChristinaZografou/sympy,Titan-C/sympy,yukoba/sympy,hargup/sympy,abloomston/sympy,jbbskinny/sympy,jaimahajan1997/sympy,lindsayad/sympy,sahmed95/sympy,pbrady/sympy,moble/sympy,atsao72/sympy