Deleted uneeded courses

Deleted the two pages which are not longer needed

Signed-off-by: Kieran Briggs <kieran.briggs@sheffcol.ac.uk>
created new button to request new course

Added a button to the view courses page to add a new course.

Signed-off-by: Kieran Briggs <kieran.briggs@sheffcol.ac.uk>