ProfileManager

Requirements

ProfileManager have following list of responsibilities:

1. Profile enumeration
2. Profile creation/destruction/renaming
3. Profile selection
   1. On profile change, a signal/event should be emit to all entities that store their settings in profile
4. Provide access to current profile

Profile responsibilities:

1. Maintain a list of enabled/disabled plugins
2. Provide get/set methods for this list
3. Provide access to config storage object (SIM::Config)

Config responsibilities:

1. Saving/loading profile data to/from disk
2. Storing/restoring PropertyHub data

In other words, Config should be an intermediate object between PropertyHub and config files on disk

PropertyHub responsibilities:

1. Generic data storage with string keys
2. Serialization/deserialization