add sphinx configuration to rtd.yaml

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #67 from FoamyGuy/rpi_example_comment

add notes about rpi examples

remove deprecated get_html_theme_path() call

Signed-off-by: foamyguy <foamyguy@gmail.com>

Merge pull request #65 from adafruit/unlock-spi-before-deinit

Unlock SPI before deinit

unpin sphinx and add sphinx-rtd-theme to docs reqs

Signed-off-by: foamyguy <foamyguy@gmail.com>

"fix rtd theme

"

Update .pylintrc, fix jQuery for docs

Run pre-commit

Merge pull request #63 from Neradoc/no-bus-device

adafruit_bus_device is not a dependency

Merge pull request #62 from tlyu/zero-trailer

zero bits for trailer