Monitoring interval field added.
Added default preference values
Initial commit for Preferences
Implemented OnSharedPreferenceChangeListener interface
Modified Communicator initiation flow - initiating from Preferences values.
Added MAX_EVENT_NUMBER of 8, defining how many events can be tracked.
Added database handler field and its initiation within OnCreate
Minor changes
Initial draft of database handler and DAOs
Added placeholder for new method, getLastDatabaseObject, plus additional javadoc comments
Initial draft of new look and feel for Home screen
Added strings for Home screen