Added first few tests. Testing <FrameObject>.representation getter and setter.
Added first few tests.
Testing <FrameObject>.representation getter and setter.

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