Adds Google sign in and Drive SDK

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Replaces managed Drive SDK connection with manually added libraries

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Adds Google Drive library

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Adds Google Drive intialization and start of sync AsyncTask

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Fixes authorizaton issue between PlusClient and Drive service

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Don't sync on every query, but force sync once upon connection

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Pulls recipes from ContentProvider to compare to Drive

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Use Changes Drive API to determine change set since last sync

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Changes Sync to use SyncAdapter

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>
Determines type of changes

Signed-off-by: Ian Lake <ian.hannibal.lake@gmail.com>