Added thingsArticle option for translation in downloadAll

For example in italian: "Download all tracks" translates to "Scarica 
tutti i brani"

src/lang/en.js

@@ -4,7 +4,7 @@ const en = {
 		back: 'back',
 		loading: 'loading',
 		download: 'Download {thing}',
-		downloadAll: 'Download all {thing}',
+		downloadAll: 'Download all {things}',
 		by: 'by {artist}',
 		in: 'in {album}',
 		download_hint: 'Download',
@@ -39,6 +39,12 @@ const en = {
 			spotifyPlaylist: 'spotify playlist | spotify playlists',
 			releaseDate: 'release date',
 			error: 'error'
+		},
+		listTabsArticle:{
+			playlist: 'the playlist | the playlists',
+			album: 'the album | the albums',
+			artist: 'the artist | the artists',
+			track: 'the track | the tracks',
 		}
 	},
 	about: {

src/lang/fr.js

@@ -4,7 +4,7 @@ const fr = {
 		back: 'retour',
 		loading: 'chargement en cours',
 		download: 'Télécharger {thing}',
-		downloadAll: "Télécharger l'intégralité des {thing}",
+		downloadAll: "Télécharger l'intégralité des {things}",
 		by: 'par {artist}',
 		in: 'dans {album}',
 		download_hint: 'Télécharger',

src/lang/it.js

@@ -4,7 +4,7 @@ const it = {
 		back: 'indietro',
 		loading: 'caricamento',
 		download: 'Scarica {thing}',
-		downloadAll: 'Scarica ogni {thing}',
+		downloadAll: 'Scarica tutti {thingsArticle}',
 		by: 'di {artist}',
 		in: 'in {album}',
 		download_hint: 'Scarica',
@@ -39,6 +39,12 @@ const it = {
 			releaseDate: 'data di uscita',
 			error: 'errore',
 			empty: ''
+		},
+		listTabsArticle:{
+			playlist: 'la playlist | le playlist',
+			album: `l'album | gli album`,
+			artist: `l'artista | gli artisti`,
+			track: 'il brano | i brani',
 		}
 	},
 	about: {