bluetooth catches exception when trying to link to BluetoothIO framework.
bluetooth.discover and bluetooth.nodiscover are now working correctly
added desktop.frontmost for front most application
removed some semi implemented code for restart/shutdown which will come back when completed.
Add module finder to list favorites, volumes and labels
keychain still not working, but moved pudquicks methods into private methods so they wouldnt show up in documentation.
login.items working and shows the loginitems (the ones normally shown in system preferences) for the system and user
login.hidden_users shows the values assigned to HiddenUsersList of the loginwindow.
tidy up some unimplemented plist stuff.
Add mention of new methods on the README.