[Android] Get rid of event handler and use an actor

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas.pomepuy at gmail.com> | Thu Oct  3 11:56:22 2019 +0200| [1756bd5d8b6023de77cffa086ddd5856dfa20923] | committer: Geoffrey Métais

Get rid of event handler and use an actor

> https://code.videolan.org/videolan/vlc-android/commit/1756bd5d8b6023de77cffa086ddd5856dfa20923
---

 vlc-android/res/layout/folder_item.xml             |  84 ---------
 vlc-android/res/layout/folders_fragment.xml        | 134 ---------------
 .../org/videolan/vlc/gui/folders/FoldersAdapter.kt |  91 ----------
 .../videolan/vlc/gui/folders/FoldersFragment.kt    | 191 ---------------------
 .../videolan/vlc/gui/video/VideoGridFragment.kt    | 137 ++++++---------
 .../org/videolan/vlc/gui/video/VideoListAdapter.kt |  14 +-
 .../vlc/viewmodels/mobile/FoldersViewModel.kt      |  82 ---------
 7 files changed, 64 insertions(+), 669 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/1756bd5d8b6023de77cffa086ddd5856dfa20923