Remove instance logic for BinaryStorage and JsonStorage, part 2

1. part of #389
2. file rename
3. fixup

Plugins/Wox.Plugin.Program/Settings.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+
+namespace Wox.Plugin.Program
+{
+    public class Settings
+    {
+        public List<ProgramSource> ProgramSources { get; set; } = new List<ProgramSource>();
+        public string[] ProgramSuffixes { get; set; } = {"bat", "appref-ms", "exe", "lnk"};
+
+        public bool EnableStartMenuSource { get; set; } = true;
+
+        public bool EnableRegistrySource { get; set; } = true;
+    }
+}