add charge info for school
front end charge page
update sql of charge
update token while binding, so we can invalidate the first login mobile
phone number binding will fail when school is expired
display total charged phone count at admin page
display charged usage at admin page
do not allow adding more member while phone number exceed
fix child spec
specific school in charge info
unify all child interface
fix phone update error
select single field, fix data conflicts
fix operator page redirecting issue
only update token after successful operation
fix token issue while changing password
check phone number returns 1101 while phone number is expired or disabled by school manager
add link for operator to goto school manage page from superadmin page
add default school page and expired school page
fix child test by adding db resetting