Added delete invitation for declined messages to dbHandler
Merge branch 'master' of heroku.com:elec3609-friendzone
almost finished group former data structure
merged changes to Student, removed a .orig file
fixed getProjects() in dbHandler
fixed up some methods in Invitation
attached decline() in invitation to the database function
meeting stuff
Merge branch 'master' of heroku.com:elec3609-friendzone
fixing it so it can compile + added abcd1234 back in