include programme link in review email, and change text

this will close #387
Merge branch 'feature/refactor-ug-pg-logic' of https://github.com/unikent/programmes-plant into feature/email-received-387
fixed bug with body of email
Merge branch 'feature/refactor-ug-pg-logic' of https://github.com/unikent/programmes-plant into feature/email-received-387

Conflicts:
	application/controllers/programmes.php
Merge branch 'feature/email-received-387' of https://github.com/unikent/programmes-plant into feature/refactor-ug-pg-logic