Refactored core

UI navigation framework

Related Work Items: #408, #414, #416

FoxTube.Core/Models/SearchParameters.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FoxTube.Models
+{
+	public class SearchParameters
+	{
+		public SearchParameters(string query)
+		{
+
+		}
+	}
+}