DOC: Add section on using in operator with Series, DataFrame
DOC: Add section on using in operator with Series, DataFrame

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