XypicDiagramDrawer: Fix how sticking out morphisms are collected.
XypicDiagramDrawer: Fix how sticking out morphisms are collected.

This commit makes it sure that only morphisms which indeed stick out of
the objects between the domain and the codomain of a long morphisms are
counted when deciding in which direction to curve the arrow.

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