Some places in the manpage uses `.. admonition:: Warning` instead of the specific directive type `.. warning::` for warning admonitions. This causes the "Warning" text appearing in black color instead of red. Correct them here.
Some places in the manpage uses `.. admonition:: Warning` instead of the specific directive type `.. warning::` for warning admonitions. This causes the "Warning" text appearing in black color instead of red. Correct them here.