some minor re-organization
some minor re-organization

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