Refactoring. Move system plugins to seperate DLLs.

Plugins/Wox.Plugin.WebSearch/SuggestionSources/Google.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
+using Wox.Infrastructure.Http;
+
+namespace Wox.Plugin.WebSearch.SuggestionSources
+{
+    public class Google : AbstractSuggestionSource
+    {
+        public override List<string> GetSuggestions(string query)
+        {
+            var result = HttpRequest.Get("https://www.google.com/complete/search?output=chrome&q=" + Uri.EscapeUriString(query));
+            if (string.IsNullOrEmpty(result)) return new List<string>();
+
+            try
+            {
+                JContainer json = JsonConvert.DeserializeObject(result) as JContainer;
+                if (json != null)
+                {
+                    var results = json[1] as JContainer;
+                    if (results != null)
+                    {
+                        return results.OfType<JValue>().Select(o => o.Value).OfType<string>().ToList();
+                    }
+                }
+            }
+            catch { }
+
+            return new List<string>();
+        }
+    }
+}