Document changes to impereal units
Document changes to impereal units

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