create module folder "lectureApp".

Signed-off-by: tungpham31 <tungpham31@gmail.com>
Create "cloudStorage" module.

Signed-off-by: tungpham31 <tungpham31@gmail.com>
Reformat course_page.html

Signed-off-by: tungpham31 <tungpham31@gmail.com>
Create upload button.

Signed-off-by: tungpham31 <tungpham31@gmail.com>