Do some work when perform finish, including ask user if reexport Antenna
build files and clear removedConfigs and addedConfigs (removedConfigs and
addedConfigs are used to restore Configurations if user discard the
modification).
A protection domain is a way to differentiate between downloaded MIDlet
suites based on the entity that signed the MIDlet suite, and to grant or make
available to a MIDlet suite a set of permissions.