Fix DarkTardMissingNamespacePatch, add some compiler stuff from normal plugin loader, and some code cleanup

PluginLoader/Compiler/RoslynReferences.cs

@@ -43,6 +43,12 @@ public static class RoslynReferences
                 AddAssemblyReference(a);
                 sb.AppendLine(a.FullName);
             }
+            
+            foreach(var a in GetOtherReferences())
+            {
+                AddAssemblyReference(a);
+                sb.AppendLine(a.FullName);
+            }
 
             sb.AppendLine(line);
             while (loadedAssemblies.Count > 0)
@@ -77,6 +83,14 @@ public static class RoslynReferences
 
         LogFile.WriteLine(sb.ToString(), false);
     }
+    
+    /// <summary>
+    /// This method is used to load references that otherwise would not exist or be optimized out
+    /// </summary>
+    private static IEnumerable<Assembly> GetOtherReferences()
+    {
+        yield return typeof(Microsoft.CSharp.RuntimeBinder.Binder).Assembly;
+    }
 
     private static bool ContainsReference(AssemblyName name)
     {