update image resource
re-impl a silly captcha
fix importing test issue
add phone search for employees at super admin
fix edit school dialog while no manager assigned
add daily log statistics interface
add stub data for daily log
draw bar chart of daily log history
draw figure for daily log history
fix daily log counting duplication
add assignment statistics at backend
consume assignment statistics at front end
add news, conversation and assessment mockup
display teachers score list for principals
counting assess for teacher
count conversation
display assess and conversation count at front end
add news counting
display news count of teachers
add animation to daily log history view