[Android] Add a clear button, UI fixes and delay now cumulative

[Nicolas Pomepuy]

vlc-android | branch: master | Nicolas Pomepuy <nicolas at videolabs.io> | Wed Feb  5 09:10:10 2020 +0100| [9d7cab7a181bdd1226d7e51918e695a3fe05ff58] | committer: Geoffrey Métais

Add a clear button, UI fixes and delay now cumulative

> https://code.videolan.org/videolan/vlc-android/commit/9d7cab7a181bdd1226d7e51918e695a3fe05ff58
---

 .../color/player_delay_button_background_tint.xml  | 30 +++++++
 .../res/layout/player_overlay_settings.xml         | 29 +++++--
 .../videolan/vlc/gui/video/VideoDelayDelegate.kt   | 99 ++++++++++++++++++----
 .../src/org/videolan/vlc/media/PlaylistManager.kt  |  8 +-
 4 files changed, 142 insertions(+), 24 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/9d7cab7a181bdd1226d7e51918e695a3fe05ff58