Add a hook to make any modifications after a row is synced
Allow models to customise exactly what data gets synced
Allow selectively syncing certain rows only
Only store one to many relationship on one side
Allow a manual sync to be requested
Add some unit tests for selective syncing
Merge branch 'master' of git://github.com/andygeers/ParcelKit into andygeers-master
Merge branch 'andygeers-master'