allow the class TopicsView uses to wrap topics to be customized
allow the class TopicsView uses to wrap topics to be customized

thredded/thredded,jvoss/thredded,jayroh/thredded,thredded/thredded,jvoss/thredded,thredded/thredded,jayroh/thredded,jvoss/thredded,jayroh/thredded,thredded/thredded,jayroh/thredded,jvoss/thredded