Added periodic sync
Changing workspace messes things up.
Updated TODO list.
Added sync properties to entities and updated populate method to set
these properties.
Added support for limiting queries with account type.
Completed the implementation of Sharing.
Merge remote-tracking branch 'dev-upstream/develop'

Conflicts:
	source/src/org/societies/android/platform/SQLiteContract.java
Merge remote-tracking branch 'dev-upstream/develop'
Fixed library references.
Added the right DB adapter.
Re-included libraries to fix ClassDefNotFoundException.
Added default values to CREATION_DATE and LAST_MODIFIED_DATE.
Added properties of super-class Entity to the ContentValues that are to
be inserted into the database.
Changed sync interval to 120 seconds.
Insert records into Me and People table when adding an account.
Fixed bug with account type selection.
Only sync entities related to Box.
Added data set from UbiCollab repo.
Merge pull request #38 from KatoStoelen/master

Update to box synchronization pushed by Kato.