Re-add FT_Xml and FT_Sprite to FileType enum

Doesn't associate any behavior with them yet.

src/ActorUtil.cpp

@@ -375,11 +375,13 @@ void ActorUtil::SortByZPosition( vector<Actor*> &vActors )
 
 static const char *FileTypeNames[] = {
 	"Bitmap", 
+	"Sprite",
 	"Sound", 
 	"Movie", 
 	"Directory", 
-	"Lua", 
+	"Xml",
 	"Model", 
+	"Lua", 
 };
 XToString( FileType );
 LuaXType( FileType );

src/ActorUtil.h

@@ -31,11 +31,13 @@ Actor *CreateActor() { return new T; }
 enum FileType
 {
 	FT_Bitmap, 
+	FT_Sprite,
 	FT_Sound, 
 	FT_Movie, 
 	FT_Directory, 
-	FT_Lua, 
+	FT_Xml,
 	FT_Model, 
+	FT_Lua, 
 	NUM_FileType, 
 	FileType_Invalid
 };