Conforms AppVersion to AppProtocol

AltStoreCore/Protocols/AppProtocol.swift

@@ -50,3 +50,18 @@ extension InstalledApp: AppProtocol
         return self.fileURL
     }
 }
+
+extension AppVersion: AppProtocol
+{
+    public var name: String {
+        return self.app?.name ?? self.bundleIdentifier
+    }
+    
+    public var bundleIdentifier: String {
+        return self.appBundleID
+    }
+    
+    public var url: URL? {
+        return self.downloadURL
+    }
+}