Add Nee Backend Structure

Use TexAddress instead of Texture::Ref in Cmds
Add a .clang-format??

include/pd/lithium/command.hpp

@@ -69,7 +69,7 @@ class Command {
   bool ScissorOn = false;
   int Layer = 0;
   int Index = 0;
-  Texture::Ref Tex;
+  TexAddress Tex;
 };
 
 class PD_LITHIUM_API CmdPool {

include/pd/lithium/vertex.hpp

@@ -38,6 +38,8 @@ class Vertex {
   }
   ~Vertex() {}
 
+  PD_RAW(Vertex);
+
   // private:
 
   /** Open Access Data Section */