Fix error with bottom navbar appearing over top navbar's dropdown
Allow instructors to access add() and manage()
Fix how instructors are granted access to some actions
Fix error in add()

Model not loaded, variable not declared in correct scope
Add link to transfer
Update note about transferring
Initial commit
Add 'no SRMs' and 'no instructors' conditions
Add instructor_transfer_srm()
Add transfer()
Add return values for transfer()
Add form processing to instructor_transfer_srm()
Fix 'quantity' select element
Fix use of User::hasRole() in transfer()
Merge branch 'development'