Cleaned up Symbol('C1')'s.
Cleaned up Symbol('C1')'s.

Signed-off-by: Ondrej Certik <b816faa87b7d35274d2e545c5be11ed4376f3ccf@certik.cz>

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