removed redundant compound.py file
removed redundant compound.py file

StuartLittlefair/astropy,MSeifert04/astropy,pllim/astropy,pllim/astropy,larrybradley/astropy,mhvk/astropy,larrybradley/astropy,mhvk/astropy,astropy/astropy,astropy/astropy,saimn/astropy,pllim/astropy,mhvk/astropy,saimn/astropy,aleksandr-bakanov/astropy,pllim/astropy,pllim/astropy,astropy/astropy,lpsinger/astropy,stargaser/astropy,dhomeier/astropy,astropy/astropy,bsipocz/astropy,larrybradley/astropy,astropy/astropy,MSeifert04/astropy,bsipocz/astropy,stargaser/astropy,lpsinger/astropy,aleksandr-bakanov/astropy,StuartLittlefair/astropy,larrybradley/astropy,lpsinger/astropy,MSeifert04/astropy,dhomeier/astropy,StuartLittlefair/astropy,mhvk/astropy,bsipocz/astropy,saimn/astropy,larrybradley/astropy,saimn/astropy,bsipocz/astropy,StuartLittlefair/astropy,lpsinger/astropy,lpsinger/astropy,dhomeier/astropy,MSeifert04/astropy,aleksandr-bakanov/astropy,dhomeier/astropy,stargaser/astropy,aleksandr-bakanov/astropy,saimn/astropy,stargaser/astropy,dhomeier/astropy,StuartLittlefair/astropy,mhvk/astropy