Some more changes requested by Aaron ...
Some more changes requested by Aaron ...

From pull request #990

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