doc:typo in alwaysFill attribute

Author: corentin-gautier

README.md

@@ -29,7 +29,7 @@ Full angularJS carousel
         loop="conf.loop"
         min-width="conf.minWidth"
         expand="conf.expand"
-        alwaysFill="conf.alwaysFill"
+        always-fill="conf.alwaysFill"
         transition-duration="conf.transitionDuration"
         before-slide="conf.beforeSlide"
         after-slide="conf.afterSlide">