copy edit io/fits/usage/verification
copy edit io/fits/usage/verification

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