1.修改vidoe播放 修改ios播放的兼容性
2.视频播放显示小时
Change-Id: I65a87ea668229d504f352de00b44f8dced7c3d09
Merge remote-tracking branch 'CreekLou/master'

Conflicts:
	WebContent/WEB-INF/jsp/listBoardTopics.jsp

Change-Id: Icb6a3b129626247f34999b6d4001db3289624a31