[Android] Save sorting for every category

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Fri Apr  6 16:46:52 2018 +0200| [42a7f1358638be2b0da97fb7a4333c2fef86005d] | committer: Geoffrey Métais

Save sorting for every category

> https://code.videolan.org/videolan/vlc-android/commit/42a7f1358638be2b0da97fb7a4333c2fef86005d
---

 .../vlc/gui/audio/AudioBrowserFragment.java        | 23 ----------------------
 .../vlc/gui/browser/MediaBrowserFragment.java      | 10 ++++++++--
 .../vlc/gui/tv/browser/VideoBrowserFragment.kt     |  2 +-
 .../videolan/vlc/gui/tv/browser/VideosFragment.kt  |  2 +-
 .../videolan/vlc/gui/video/VideoGridFragment.java  |  1 +
 .../src/org/videolan/vlc/viewmodels/BaseModel.kt   | 17 +++++++++++++++-
 .../org/videolan/vlc/viewmodels/VideosProvider.kt  |  5 ++++-
 .../videolan/vlc/viewmodels/audio/AlbumProvider.kt |  6 +++++-
 .../vlc/viewmodels/audio/ArtistProvider.kt         |  7 +++++++
 .../vlc/viewmodels/audio/Genresprovider.kt         |  7 +++++++
 .../vlc/viewmodels/audio/TracksProvider.kt         |  6 +++++-
 .../vlc/viewmodels/browser/BrowserProvider.kt      |  7 +++++--
 12 files changed, 60 insertions(+), 33 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/42a7f1358638be2b0da97fb7a4333c2fef86005d