Update doc/README.rst
Update doc/README.rst

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