Merge remote-tracking branch 'upstream/master'
Adding support in the library for registering content observers based on the Model class
adding syncing capability to the sample application
refactoring SyncAdapter support
- the Sprinkles instance now returns ContentObservers for the user to manage
- the README has been updated to include a sample of how to use the functionality
- tests have been updated
refactoring the observation
- users now create their own SprinklesObserver and then register that object for observation
- put Utils back to the way it was originally
edits to the README code on SyncAdapter support
testing for the SprinklesContentObserver
refactoring SprinklesContentObserver to be a wrapper of ContentObserver
missed a private modifier on the sync() method
refactoring the SprinklesContentObserver
updating README to reflect the new behavior of the SprinklesContentObserver
remove errant constant
moved nullcheck for wrapped content observer and refactored test
Merge branch pull request #54

Conflicts:
	library/src/main/java/se/emilsjolander/sprinkles/Utils.java
bumped version code