Added costs of attendence to Scouts and Scoutmasters
Added cost calculation and display to scouts
Added troop costs to users
Removed temp files
Fixed problem when lunch is nil
Fixed issue where preferences can be set before scout is saved
Brough preference-priority up-to-date with master
Fixed syntax error in elsif
Merge branch 'master' into preference-priority
Editing priority works, if editing on a seperate page. Need to clean up page