Add intrinsics support (#121)

* Initial intrinsics support

* Update tests to work with the new Vector128 type and intrinsics

* Drop SSE4.1 requirement

* Fix copy-paste mistake

Ryujinx.Tests/Cpu/CpuTestMov.cs

@@ -1,14 +1,9 @@
 //#define Mov
 
-using ChocolArm64.State;
-
 using NUnit.Framework;
 
 namespace Ryujinx.Tests.Cpu
 {
-    using Tester;
-    using Tester.Types;
-
     [Category("Mov"), Ignore("Tested: first half of 2018.")]
     public sealed class CpuTestMov : CpuTest
     {