RF - some cleanup of namespaces code
RF - some cleanup of namespaces code

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

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