tree c3d5269d928b4418316d234fd0d2a732634c0cbe
parent 1f988dec1eecf33530a313e15a011d5be0784557
author Jatin Lodhia <jlodhia@google.com> 1440028787 -0700
committer Jatin Lodhia <jlodhia@google.com> 1440028787 -0700

Flesh out syncbase clock
1) Add storage adapter for clock data
2) Add clock service to keep track of changes
   to local clock
3) Add ntp service to sample ntp time and update
   clock skew for syncbase clock
4) Tests for above

Note: This CL does not create a daemon to run
the above two services as a cron.

Change-Id: I73881f7d4fcc319933028222e53cb7e0fccd78bb