Makes more fields VV (#2026)

* Some more VV

* Fixed build & some more gun vvs

* Added VendingMachine Inventory & Items

Content.Server/GameObjects/Components/Items/Storage/Fill/StorageFillComponent.cs

@@ -4,6 +4,7 @@ using Robust.Shared.GameObjects;
 using Robust.Shared.Interfaces.GameObjects;
 using Robust.Shared.IoC;
 using Robust.Shared.Serialization;
+using Robust.Shared.ViewVariables;
 
 namespace Content.Server.GameObjects.Components.Items.Storage.Fill
 {
@@ -14,6 +15,7 @@ namespace Content.Server.GameObjects.Components.Items.Storage.Fill
 
         public override string Name => "StorageFill";
 
+        [ViewVariables]
         private List<string> _contents = new List<string>();
 
         public override void ExposeData(ObjectSerializer serializer)