Revert a few changes.
Revert a few changes.

ga7g08/sympy,postvakje/sympy,madan96/sympy,Davidjohnwilson/sympy,sahmed95/sympy,skidzo/sympy,Gadal/sympy,sampadsaha5/sympy,Curious72/sympy,Titan-C/sympy,yukoba/sympy,yashsharan/sympy,Arafatk/sympy,maniteja123/sympy,jbbskinny/sympy,souravsingh/sympy,jbbskinny/sympy,sahmed95/sympy,oliverlee/sympy,jerli/sympy,oliverlee/sympy,jaimahajan1997/sympy,postvakje/sympy,saurabhjn76/sympy,mafiya69/sympy,AkademieOlympia/sympy,chaffra/sympy,abhiii5459/sympy,ahhda/sympy,kaichogami/sympy,hargup/sympy,moble/sympy,rahuldan/sympy,aktech/sympy,chaffra/sympy,lindsayad/sympy,Titan-C/sympy,Curious72/sympy,Vishluck/sympy,Titan-C/sympy,moble/sympy,cswiercz/sympy,hargup/sympy,wanglongqi/sympy,VaibhavAgarwalVA/sympy,VaibhavAgarwalVA/sympy,oliverlee/sympy,iamutkarshtiwari/sympy,Gadal/sympy,Shaswat27/sympy,lindsayad/sympy,rahuldan/sympy,ga7g08/sympy,kaushik94/sympy,AkademieOlympia/sympy,yukoba/sympy,Vishluck/sympy,yukoba/sympy,yashsharan/sympy,emon10005/sympy,souravsingh/sympy,ChristinaZografou/sympy,Shaswat27/sympy,Davidjohnwilson/sympy,aktech/sympy,mcdaniel67/sympy,kaichogami/sympy,kaushik94/sympy,iamutkarshtiwari/sympy,ga7g08/sympy,farhaanbukhsh/sympy,debugger22/sympy,chaffra/sympy,postvakje/sympy,jbbskinny/sympy,mafiya69/sympy,sahmed95/sympy,jerli/sympy,MechCoder/sympy,farhaanbukhsh/sympy,aktech/sympy,AkademieOlympia/sympy,wanglongqi/sympy,mafiya69/sympy,debugger22/sympy,ahhda/sympy,drufat/sympy,ahhda/sympy,drufat/sympy,saurabhjn76/sympy,rahuldan/sympy,ChristinaZografou/sympy,MechCoder/sympy,jaimahajan1997/sympy,souravsingh/sympy,Davidjohnwilson/sympy,wanglongqi/sympy,VaibhavAgarwalVA/sympy,sampadsaha5/sympy,saurabhjn76/sympy,atreyv/sympy,farhaanbukhsh/sympy,abhiii5459/sympy,maniteja123/sympy,skidzo/sympy,emon10005/sympy,hargup/sympy,drufat/sympy,maniteja123/sympy,lindsayad/sympy,mcdaniel67/sympy,mcdaniel67/sympy,atreyv/sympy,iamutkarshtiwari/sympy,cswiercz/sympy,abhiii5459/sympy,kaushik94/sympy,Curious72/sympy,moble/sympy,Arafatk/sympy,kevalds51/sympy,skidzo/sympy,debugger22/sympy,MechCoder/sympy,kevalds51/sympy,yashsharan/sympy,Arafatk/sympy,Shaswat27/sympy,kevalds51/sympy,jerli/sympy,Gadal/sympy,Vishluck/sympy,jaimahajan1997/sympy,sampadsaha5/sympy,cswiercz/sympy,kaichogami/sympy,emon10005/sympy,atreyv/sympy,madan96/sympy,madan96/sympy,ChristinaZografou/sympy