Content PR for YAML hot reloading (#3319)

* Content PR for YAML hot reloading

* Add CanAdminReloadPrototypes (host permission)

* IndexedPrototype fixes

Content.Shared/Actions/BaseActionPrototype.cs

@@ -15,6 +15,8 @@ namespace Content.Shared.Actions
     /// </summary>
     public abstract class BaseActionPrototype : IPrototype
     {
+        public string ID { get; private set; }
+
         /// <summary>
         /// Icon representing this action in the UI.
         /// </summary>
@@ -89,7 +91,11 @@ namespace Content.Shared.Actions
             var serializer = YamlObjectSerializer.NewReader(mapping);
 
             serializer.DataReadFunction("name", string.Empty,
-                s => Name = FormattedMessage.FromMarkup(s));
+                s =>
+                {
+                    ID = s;
+                    Name = FormattedMessage.FromMarkup(s);
+                });
             serializer.DataReadFunction("description", string.Empty,
                 s => Description = FormattedMessage.FromMarkup(s));