add auto db setup script, db create sql, db insert sql (insert items for test), basic readme
add get functions for all tables, insertion functions in progress
add newlines at the end
get/add/update/delete for all objects
remove index
add languages
er diagram, db error function, minor changes
remove testdb
trim trailing spaces
Merge pull request #2 from yubowenok/db
Basic pages added need to fix problem in problem.php, and add 'edit' features
Merge branch 'master' into webpage