Latest translations.

- Exported from crowdin on 2014-08-12.
Add separate non-caching HTTP client instance.

- Use it for downloading shows and episodes from TVDb (search uses the caching client).
- Rename other HTTP client instance so it is apparent it is caching responses.
Drop URL downloader from AndroidUtils.

- It is better to have an app instance of an HTTP client and reuse that one instead of re-creating one like this method allows.
Use repackaged okhttp + okio to avoid crashes on Android L preview.

- https://github.com/UweTrottmann/SeriesGuideInternal/issues/138
Prepare version 17-beta4.
Set max-stale on picasso http clients.
Accept stale images of any age, use rec. max max-age value of a year.
Merge branch 'use-stale-offline-images' into beta
Change log for 17-beta4.
Revert "Use repackaged okhttp + okio to avoid crashes on Android L preview."

This reverts commit d6fd32de2c50290cd86a4e67abea9250fcf5f681.
Update change log for 17-beta4.
Use custom built picasso 2.3.4 snapshot.
Set seconds for max-stale cache-control flag.

- OkHttp needs a seconds value or it will ignore the flag.
Store all images in internal storage cache.

- External cache was fragile (journal file getting corrupted), dropped.
Add custom built okhttp 2.0 release.

- Immediately writes cache READ entries to avoid cache corruption.
Drop commented deps.
Merge branch 'fix-picasso-offline-mode' into beta
Use white star icon on dark theme.

- Drop hdpi star variants.
Use white lab icon.

- Drop hdpi and inverse variants.
Disable trakt auto-add setting if connected to Hexagon.

- https://github.com/UweTrottmann/SeriesGuideInternal/issues/117