Push to 178.
Change log for 8.1.
Fix <b> tags wrong order.
Do call to create sync account only once.

https://github.com/UweTrottmann/SeriesGuide/issues/288

- Called SyncUtils.createSyncAccount() twice.
Use build tools version 18.1.1.
No need to post sync request.

- The sync, if it is happening at all, is scheduled by Androids sync
framework so it will interfere as little as possible anyhow.
Fix update service not enabled on ICS.
Merge branch 'release-8.1' into beta
Run sync in separate process.

- As recommended by AD
(http://developer.android.com/training/sync-adapters/creating-sync-adapter.html#DeclareSyncAdapterManifest)
run in ':sync' process