Merge branch 'feature/native-assets' of github.com:nmfisher/polyvox_filament into feature/native-assets

- prebuilt library zip files now downloaded directly from Cloudflare to
  .dart_tool/dart_filament
- for Windows compatibility, we need to depend on a fork of
  native_toolchain_c (to support linking against non-import libs when
  creating a DLL)

flutter_filament_federated/flutter_filament/windows/CMakeLists.txt

@@ -69,16 +69,11 @@ if(USE_ANGLE)
   set_property(TARGET GLESv2 PROPERTY IMPORTED_IMPLIB_RELEASE "${CMAKE_SOURCE_DIR}/../../../../dart_filament/native/lib/windows/x86_64/mt/angle/libGLESv2.dll.lib")
 else()
   list(APPEND GL_LIBS
-    bluegl
     opengl32
     dwmapi
     comctl32
   )
   set(ANGLE_OR_OPENGL_DIR opengl)
-  add_library(bluegl SHARED IMPORTED)
-  set_property(TARGET bluegl PROPERTY IMPORTED_IMPLIB_DEBUG "${CMAKE_SOURCE_DIR}/../../../../dart_filament/native/lib/windows/x86_64/mdd/bluegl.lib")
-  set_property(TARGET bluegl PROPERTY IMPORTED_IMPLIB_PROFILE "${CMAKE_SOURCE_DIR}/../../../../dart_filament/native/lib/windows/x86_64/mt/bluegl.lib")
-  set_property(TARGET bluegl PROPERTY IMPORTED_IMPLIB_RELEASE "${CMAKE_SOURCE_DIR}/../../../../dart_filament/native/lib/windows/x86_64/mt/bluegl.lib")
 endif()
 
 include_directories(

flutter_filament_federated/flutter_filament/windows/flutter_filament_plugin.cpp

@@ -1,6 +1,7 @@
 #pragma comment(lib, "dxgi.lib")
 #pragma comment(lib, "d3d11.lib")
 #pragma comment(lib, "Shlwapi.lib")
+#pragma comment(lib, "opengl32.lib")
 
 #include "flutter_filament_plugin.h"