TST: run panel excel test with xls too, remove temp file
TST: run panel excel test with xls too, remove temp file

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