support for py 2.6 by not using the timedelta.total_seconds method
support for py 2.6 by not using the timedelta.total_seconds method

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