Scene tree

src/CMakeLists.txt

@@ -25,10 +25,12 @@ target_sources(${DUSK_TARGET_NAME}
 add_subdirectory(assert)
 add_subdirectory(console)
 add_subdirectory(display)
+add_subdirectory(ecs)
 add_subdirectory(engine)
 add_subdirectory(error)
 add_subdirectory(input)
 add_subdirectory(locale)
+add_subdirectory(scene)
 add_subdirectory(thread)
 add_subdirectory(time)
 add_subdirectory(util)