ENH: change to tree-like MultiIndex output with > 2 levels, GH #689
ENH: change to tree-like MultiIndex output with > 2 levels, GH #689

louispotok/pandas,pratapvardhan/pandas,MJuddBooth/pandas,dsm054/pandas,kdebrab/pandas,cbertinato/pandas,harisbal/pandas,zfrenchee/pandas,nmartensen/pandas,MJuddBooth/pandas,zfrenchee/pandas,rs2/pandas,MJuddBooth/pandas,jorisvandenbossche/pandas,kdebrab/pandas,Winand/pandas,gfyoung/pandas,harisbal/pandas,amolkahat/pandas,GuessWhoSamFoo/pandas,kdebrab/pandas,winklerand/pandas,DGrady/pandas,rs2/pandas,GuessWhoSamFoo/pandas,zfrenchee/pandas,TomAugspurger/pandas,DGrady/pandas,nmartensen/pandas,toobaz/pandas,cython-testbed/pandas,rs2/pandas,louispotok/pandas,dsm054/pandas,cython-testbed/pandas,toobaz/pandas,toobaz/pandas,toobaz/pandas,gfyoung/pandas,Winand/pandas,datapythonista/pandas,linebp/pandas,winklerand/pandas,GuessWhoSamFoo/pandas,jmmease/pandas,jreback/pandas,DGrady/pandas,pratapvardhan/pandas,gfyoung/pandas,dsm054/pandas,pratapvardhan/pandas,Winand/pandas,winklerand/pandas,pandas-dev/pandas,winklerand/pandas,dsm054/pandas,Winand/pandas,rs2/pandas,gfyoung/pandas,amolkahat/pandas,amolkahat/pandas,jmmease/pandas,cbertinato/pandas,jmmease/pandas,louispotok/pandas,cbertinato/pandas,louispotok/pandas,Winand/pandas,DGrady/pandas,nmartensen/pandas,nmartensen/pandas,winklerand/pandas,pandas-dev/pandas,linebp/pandas,zfrenchee/pandas,nmartensen/pandas,jreback/pandas,jreback/pandas,datapythonista/pandas,DGrady/pandas,louispotok/pandas,nmartensen/pandas,datapythonista/pandas,cython-testbed/pandas,jorisvandenbossche/pandas,pandas-dev/pandas,gfyoung/pandas,DGrady/pandas,jmmease/pandas,linebp/pandas,harisbal/pandas,jreback/pandas,pandas-dev/pandas,TomAugspurger/pandas,GuessWhoSamFoo/pandas,GuessWhoSamFoo/pandas,cbertinato/pandas,kdebrab/pandas,zfrenchee/pandas,MJuddBooth/pandas,amolkahat/pandas,linebp/pandas,harisbal/pandas,harisbal/pandas,linebp/pandas,cbertinato/pandas,cython-testbed/pandas,linebp/pandas,Winand/pandas,TomAugspurger/pandas,pratapvardhan/pandas,jmmease/pandas,pratapvardhan/pandas,jorisvandenbossche/pandas,jorisvandenbossche/pandas,amolkahat/pandas,kdebrab/pandas,toobaz/pandas,cython-testbed/pandas,MJuddBooth/pandas,TomAugspurger/pandas,winklerand/pandas,datapythonista/pandas,jreback/pandas,jmmease/pandas,dsm054/pandas