Merge branch 'master' of github.com:SimpleMobileTools/Simple-Music-Player

Author: tibbi

app/src/main/kotlin/com/simplemobiletools/musicplayer/activities/AlbumsActivity.kt

@@ -56,7 +56,7 @@ class AlbumsActivity : SimpleActivity() {
             albums.forEach {
                 val tracks = getAlbumTracksSync(it.id)
                 tracks.sortWith(compareBy({ it.trackId }, { it.title.lowercase() }))
-                trackFullDuration += tracks.sumBy { it.duration }
+                trackFullDuration += tracks.sumOf { it.duration }
                 tracksToAdd.addAll(tracks)
             }
 

app/src/main/kotlin/com/simplemobiletools/musicplayer/activities/TracksActivity.kt

@@ -224,7 +224,7 @@ class TracksActivity : SimpleActivity() {
                     tracks.addAll(albumTracks)
 
                     val coverArt = ContentUris.withAppendedId(artworkUri, album.id).toString()
-                    val header = AlbumHeader(album.title, coverArt, album.year, tracks.size, tracks.sumBy { it.duration }, album.artist)
+                    val header = AlbumHeader(album.title, coverArt, album.year, tracks.size, tracks.sumOf { it.duration }, album.artist)
                     listItems.add(header)
                     listItems.addAll(tracks)
                 }