[UI/MOBILE] Condition year, original year, track num and disc num

approot/templates.xml

@@ -505,7 +505,7 @@
 			<br/>
 			${cover}
 			<br />
-			<h4>${release-name} <br/>${artist-name} - ${year}</h4>
+			<h4>${release-name} <br/>${artist-name}${<if-has-year>} - ${year}${</if-has-year>}${<if-has-orig-year>} (${orig-year})${</if-has-orig-year>}</h4>
 		</div>
 		<div class="menu row col-md-9">
 			<br/>
@@ -517,7 +517,7 @@
 </message>
 
 <message id="wa-trackview-track">
-	<div class="menu-item list-group-item ">${track-pos}. ${track-name} <span class="badge">${btn}</span><span class="badge">${time}</span></div>
+	<div class="menu-item list-group-item ">${<if-has-disc-num>}${disc-num}-${</if-has-disc-num>}${<if-has-track-num>}${track-num}. ${</if-has-track-num>}${track-name} <span class="badge">${btn}</span><span class="badge">${time}</span></div>
 </message>
 
 </messages>