More error checking in compression module
More error checking in compression module

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