Adding Co- and Pre-requisites

NOT YET finished
Drop down for adding requisites
Drop down for prerequisite

WORKING
added to last commit
Login
added to last commit
Adding courses with Multiple Co and Prerequisites

WORKING
Adding Co- and Pre-requisites

NOT YET finished
Drop down for adding requisites
Drop down for prerequisite

WORKING
added to last commit
Adding courses with Multiple Co and Prerequisites

WORKING
Merge remote-tracking branch 'origin/bea'
Showing course records, able to be sorted

doesn't show all details yet. ADD a button to show all records instead
of automatic so that it won't take too long
Catches errors for pre and co requisites

also added other details for courses
Edit of Courses

Working but not complete for requisites
Merge remote-tracking branch 'origin/mele'

Conflicts:
	Web App/bea/_class/database.php
Login, List staff
merge
minor add for selecting courses