user guide pop out when the user come to first time. To help test user guide, the user guide pop up flag preference is refresh when logut happen.
apply review dialog and review item xml and attatch review popup logic
implement list view of review dialog
apply curriculum xml
rearrange the sections in the class detail info page.
make review dailog as MVC pattern
view of reveiw dialog can add reviews
easy tracker do not start repeatedly after send message
check image url number
class detail view has more widgets
apply company intro, number of class per week, curriculum, leeson type, review layout
implement review in class detail page and review dialog
Merge branch 'f_advanced_class_detail_page'