Add setup_package to asdf submodule for collecting schemas...
Add setup_package to asdf submodule for collecting schemas...

Currently there are no schemas but this will be necessary for the
future.

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