Wieldable/two-handed weapons (#4554)

* wielding kinda works

* rough out all the edges, wielding works nicely

* popups + loc

* increase damage & extra damage against whitelist

* small fixes

* forgot to actually do that

* reviews

* reviews + thing

* use resistances and not extradamageagainstwhitelist

* slashy

* make increasedamageonwield and melee hit events work with modifiersets

* Silly individual

Content.Client/Hands/HandVirtualItemStatus.xaml.cs

@@ -0,0 +1,13 @@
+using Robust.Client.UserInterface;
+using Robust.Client.UserInterface.XAML;
+
+namespace Content.Client.Hands
+{
+    public sealed class HandVirtualItemStatus : Control
+    {
+        public HandVirtualItemStatus()
+        {
+            RobustXamlLoader.Load(this);
+        }
+    }
+}