set up init for observer
made class name more appropriate. started init
working on custom observer
set up observer clas
adding more
creating singleton observer
no need for public interface methods
create observer model
add observers implemented
implement addition of observers via the debug menu
implement remove observer method
implementing notify method
registering item settings with NSNotificationCenter as well
reponds to posted notification both ways
cleanup
changed variable from itemIdentifiers to settingsKeys and fixed up the setValue:forDebugSettingsKey: method
changed singleton to sharedInstance
change 'observer' data member to 'target'
no capitilized beginning variable, got rid of comment and extra if-statement in remove method
use mutable dictionary instead of maptable