Add refresh action button

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Add some color to the Android application theme

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Move GoogleAccountCredential to AccountUtils

Centralize the GoogleAccountCredential object so it is accessible by all classes.

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>
Add TemperatureEndpoint to SyncAdapter

Signed-off-by: Greg Meiste <greg.meiste@gmail.com>