make baseframe initialize properly normalize representation_type
make baseframe initialize properly normalize representation_type

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