Changes are list below:
(1) index.jsp: modified the organization's Logo slider

(2)courseBlog.jsp courseComment.jsp: modified the course video and course comments

(3)tiles.xml : modified for the course and organization comment

(4)saveCourseAction.java, CourseServiceImpl.java: fix the bug in the creation of course
organization comment  modified
Merge remote-tracking branch 'origin/master'

Conflicts:
	WebRoot.war/css/course/gogowise.css