Change the ipython printing test to use init_printing().
Change the ipython printing test to use init_printing().

This removes the following deprecation warning while running the tests:

sympy/interactive/tests/test_ipythonprinting.py[1] sympy/utilities/exceptions.py:149:
SymPyDeprecationWarning:

using %load_ext sympy.interactive.ipythonprinting has been deprecated
since SymPy 0.7.3. Use from sympy import init_printing ;
init_printing() instead. See
http://code.google.com/p/sympy/issues/detail?id=3914 for more info.

  warning(see_above, SymPyDeprecationWarning)
.                                                            [OK]

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