Add machinery for SkyCoord to auto-search tables for appropriate columns
Add machinery for SkyCoord to auto-search tables for appropriate columns

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