indexed: remove IndexedBase.__call__()
indexed: remove IndexedBase.__call__()

The syntactic sugar is now available with __getitem__()

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