Move solution and projects to src

src/Ryujinx.Common/Extensions/BinaryReaderExtensions.cs

@@ -0,0 +1,16 @@
+using System;
+using System.IO;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+namespace Ryujinx.Common
+{
+    public static class BinaryReaderExtensions
+    {
+        public unsafe static T ReadStruct<T>(this BinaryReader reader)
+            where T : unmanaged
+        {
+            return MemoryMarshal.Cast<byte, T>(reader.ReadBytes(Unsafe.SizeOf<T>()))[0];
+        }
+    }
+}