Add Select

Ooui/Select.cs

@@ -0,0 +1,23 @@
+using System;
+
+namespace Ooui
+{
+    public class Select : FormControl
+    {
+        string val = "";
+        public string Value {
+            get => val;
+            set => SetProperty (ref val, value ?? "", "value");
+        }
+
+        public event EventHandler Changed {
+            add => AddEventListener ("change", value);
+            remove => RemoveEventListener ("change", value);
+        }
+
+        public Select ()
+            : base ("select")
+        {
+        }
+    }
+}