Replace LinkedList by IntrusiveList to avoid allocations on JIT (#931)

* Replace LinkedList by IntrusiveList to avoid allocations on JIT

* Fix wrong replacements

ARMeilleure/IntermediateRepresentation/IIntrusiveListNode.cs

@@ -0,0 +1,8 @@
+namespace ARMeilleure.IntermediateRepresentation
+{
+    interface IIntrusiveListNode<T> where T : class
+    {
+        T ListPrevious { get; set; }
+        T ListNext { get; set; }
+    }
+}