Default to centering items to workaround a bug in Chrome, in which the stripContainer never gets a non-zero width during rendering. Safari/Firefox do not show this bug. Centering seems like a better default in any event.
Default to centering items to workaround a bug in Chrome, in which the stripContainer never gets a non-zero width during rendering. Safari/Firefox do not show this bug. Centering seems like a better default in any event.

elix/elix,JanMiksovsky/elix,elix/elix,JanMiksovsky/elix