Add Camera2D + arg classes to arcade.__all__

Author: pushfoo

arcade/__init__.py

@@ -246,6 +246,8 @@ def configure_logging(level: Optional[int] = None):
     'TextureAnimation',
     'TextureKeyframe',
     'ArcadeContext',
+    'CameraData',
+    'Camera2D',
     'ControllerManager',
     'FACE_DOWN',
     'FACE_LEFT',
@@ -352,6 +354,7 @@ def configure_logging(level: Optional[int] = None):
     'make_soft_circle_texture',
     'make_soft_square_texture',
     'open_window',
+    'OrthographicProjectionData',
     'print_timings',
     'play_sound',
     'read_tmx',